Pith Number

pith:SNMIAENN

pith:2021:SNMIAENN22VYVWHBV54M5FUQGO

not attested not anchored not stored refs pending

Same File, Different Changes: The Potential of Meta-Maintenance on GitHub

Christoph Treude, Hideaki Hata, Raula Gaikovina Kula, Takashi Ishio

arxiv:2102.06355 v1 · 2021-02-12 · 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{SNMIAENN22VYVWHBV54M5FUQGO}

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	2026-07-05T02:14:47.273735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93588011add6ab8ad8e1af78ce969033afd1fc583bb3896c6e19bd7a6f179520

Aliases

arxiv: 2102.06355 · arxiv_version: 2102.06355v1 · doi: 10.48550/arxiv.2102.06355 · pith_short_12: SNMIAENN22VY · pith_short_16: SNMIAENN22VYVWHB · pith_short_8: SNMIAENN

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/SNMIAENN22VYVWHBV54M5FUQGO \
  | 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: 93588011add6ab8ad8e1af78ce969033afd1fc583bb3896c6e19bd7a6f179520

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cb4cd1991000c8f503d0b3d24414a4e935977f4e8ed8aea3fea94519b974d43",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-02-12T05:51:19Z",
    "title_canon_sha256": "b45c01fedf5490d013027c8852361208e13cb6e43641d5b821cd57885f6536c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.06355",
    "kind": "arxiv",
    "version": 1
  }
}