{"adoption": {"forks": 123, "observed_at": "2026-08-28T04:04:45.092820+00:00", "stars": 1445}, "canonical_url": "https://ross.abutalabs.com/products/tinychain", "card": {"archived": false, "artifact_type": "learning-resource", "description": "A pocket-sized implementation of Bitcoin", "domain": ["blockchain", "education", "developer-tools"], "enriched": true, "function": ["blockchain", "networking", "cryptography", "cli"], "health_score": 20, "homepage": null, "language": "Python", "license": "MIT", "license_family": "permissive", "maturity": "maintenance", "member_repos": ["jamesob/tinychain"], "name": "jamesob/tinychain", "platform": ["python", "cross-platform"], "pushed_at": "2021-04-23T18:10:24+00:00", "repo": "jamesob/tinychain", "stars": 1445, "tags": ["bitcoin", "nakamoto-consensus", "educational", "toy-implementation", "single-file", "cryptocurrency", "docker"], "topics": [], "urls": [], "use_cases": ["understand how bitcoin's consensus algorithm works", "learn blockchain internals by reading code", "run a toy cryptocurrency network locally", "teach nakamoto consensus to developers", "experiment with mining and transactions in a minimal chain"], "what_it_is": "A compact, single-file Python implementation of Bitcoin's Nakamoto consensus algorithm, designed for learning rather than production use. It runs multi-node networks via Docker and includes a CLI client for wallets and transactions.", "when_to_avoid": ["you need a real, secure, or performant cryptocurrency", "you want production Bitcoin node software", "you need advanced features like SegWit, Lightning, or full script support"], "when_to_choose": ["you want a small, readable codebase to learn how Bitcoin works", "you need a teaching or reference implementation of proof-of-work consensus", "you want to run a minimal multi-node blockchain locally with Docker"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/tinychain", "repo": "jamesob/tinychain", "role": "main", "score": 32}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:04:45.092820+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T04:36:14.124276+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "0c58b012a4d1ddfaa0282e706aad5386477eadecce54258cef2d310c08311f87", "fetched_at": "2026-08-28T04:04:45.092820+00:00", "kind": "readme", "missing": false, "url": "https://github.com/jamesob/tinychain"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 0, "longevity": 100, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 3315, "days_push": 1958, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 32, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}