Pith Number

pith:UDTYMZ5U

pith:2014:UDTYMZ5UCEGXJU5PJQOFB4UMBA

not attested not anchored not stored refs pending

Collaboration in the open-source arena: The WebKit case

Jose Teixeira, Tingting Lin

arxiv:1401.5996 v1 · 2014-01-23 · cs.CY · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDTYMZ5UCEGXJU5PJQOFB4UMBA}

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	2026-05-18T02:45:14.321860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0e78667b4110d74d3af4c1c50f28c083174d38b1f17ffdf83c19f483c243b1b

Aliases

arxiv: 1401.5996 · arxiv_version: 1401.5996v1 · doi: 10.48550/arxiv.1401.5996 · pith_short_12: UDTYMZ5UCEGX · pith_short_16: UDTYMZ5UCEGXJU5P · pith_short_8: UDTYMZ5U

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/UDTYMZ5UCEGXJU5PJQOFB4UMBA \
  | 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: a0e78667b4110d74d3af4c1c50f28c083174d38b1f17ffdf83c19f483c243b1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1eefa29533ecfbc52dc589084b2f052a1a5d370281375fc5212c998918a47f8",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2014-01-23T15:11:46Z",
    "title_canon_sha256": "5b056b90eff0cbcb7c7158b4d4bdfc261c22f0d576b6ffd536b2e5aa66e74b59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5996",
    "kind": "arxiv",
    "version": 1
  }
}