Pith Number

pith:V7YTZPXO

pith:2025:V7YTZPXOVFEJURWP3LRLMAMAGF

not attested not anchored not stored refs pending

From the Notebooks to the Investigations and Beyond

Ruy J.G.B. de Queiroz

arxiv:2504.18949 v1 · 2025-04-26 · math.HO · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V7YTZPXOVFEJURWP3LRLMAMAGF}

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.

Cited by

1 paper in Pith

Meaning as Use, Application, Employment, Purpose, Usefulness

Receipt and verification

First computed	2026-07-05T10:54:49.357385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aff13cbeeea9489a46cfdae2b601803144b629440f770f0b7d72f57299e9f584

Aliases

arxiv: 2504.18949 · arxiv_version: 2504.18949v1 · doi: 10.48550/arxiv.2504.18949 · pith_short_12: V7YTZPXOVFEJ · pith_short_16: V7YTZPXOVFEJURWP · pith_short_8: V7YTZPXO

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/V7YTZPXOVFEJURWP3LRLMAMAGF \
  | 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: aff13cbeeea9489a46cfdae2b601803144b629440f770f0b7d72f57299e9f584

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6d6e6812beb63e20c56eda8a0ddba7f9ce99b6de60285697eca39aa986b8a0d",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2025-04-26T15:18:12Z",
    "title_canon_sha256": "ce12352fb8a68905f61ba674c8f3961ad9ab21157a9b293562d2c42ea865f002"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18949",
    "kind": "arxiv",
    "version": 1
  }
}