Pith Number

pith:45QT6DRB

pith:2023:45QT6DRBB36P2CTECF25R5BXMH

not attested not anchored not stored refs pending

18 Million Links in Commit Messages: Purpose, Evolution, and Decay

Christoph Treude, Hideaki Hata, Kenichi Matsumoto, Raula Gaikovina Kula, Sebastian Baltes, Takashi Ishio, Tao Xiao

arxiv:2305.16591 v1 · 2023-05-26 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45QT6DRBB36P2CTECF25R5BXMH}

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	2026-07-05T06:14:14.771186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7613f0e210efcfd0a641175d8f43761fad9c1316bf581d346762713347963de

Aliases

arxiv: 2305.16591 · arxiv_version: 2305.16591v1 · doi: 10.48550/arxiv.2305.16591 · pith_short_12: 45QT6DRBB36P · pith_short_16: 45QT6DRBB36P2CTE · pith_short_8: 45QT6DRB

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/45QT6DRBB36P2CTECF25R5BXMH \
  | 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: e7613f0e210efcfd0a641175d8f43761fad9c1316bf581d346762713347963de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e29a83b7760dfea5424392193b6a29a3cc8e0dd90685e425ff616bca3af155b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2023-05-26T02:32:52Z",
    "title_canon_sha256": "e2887bd2aef359ca59746571af60e97aea0c272471bbe70e521a35557d382306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.16591",
    "kind": "arxiv",
    "version": 1
  }
}