Pith Number

pith:SBNRUFWG

pith:2011:SBNRUFWGS64W3KBFQRLY7VS7QD

not attested not anchored not stored refs pending

Open Source Software: How Can Design Metrics Facilitate Architecture Recovery?

Eleni Constantinou, George Kakarontzas, Ioannis Stamelos

arxiv:1110.1992 v1 · 2011-10-10 · cs.SE · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SBNRUFWGS64W3KBFQRLY7VS7QD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:11:19.159931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

905b1a16c697b96da82584578fd65f80d7fa2dda610f1b984c45ef275425e20b

Aliases

arxiv: 1110.1992 · arxiv_version: 1110.1992v1 · doi: 10.48550/arxiv.1110.1992 · pith_short_12: SBNRUFWGS64W · pith_short_16: SBNRUFWGS64W3KBF · pith_short_8: SBNRUFWG

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SBNRUFWGS64W3KBFQRLY7VS7QD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 905b1a16c697b96da82584578fd65f80d7fa2dda610f1b984c45ef275425e20b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5693b0d5d60ae105039176a49385e9ea13fc4b78fd2fd5cc32a4ffbe9a417d8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2011-10-10T10:33:09Z",
    "title_canon_sha256": "f003ea921e6b1f467a0981f43688951968a70763ad59358369dd9db5b63e62b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1992",
    "kind": "arxiv",
    "version": 1
  }
}