Pith Number

pith:MS5CUB5H

pith:2025:MS5CUB5HQHBHE6KGRL3BLFYRND

not attested not anchored not stored refs pending

Specialization and rigidity

Federico Scavia, Zinovy Reichstein

arxiv:2506.22314 v1 · 2025-06-27 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MS5CUB5HQHBHE6KGRL3BLFYRND}

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	2026-07-05T11:28:25.063664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64ba2a07a781c27279468af615971168eeecee94087e4bccc2c887845987d51a

Aliases

arxiv: 2506.22314 · arxiv_version: 2506.22314v1 · doi: 10.48550/arxiv.2506.22314 · pith_short_12: MS5CUB5HQHBH · pith_short_16: MS5CUB5HQHBHE6KG · pith_short_8: MS5CUB5H

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/MS5CUB5HQHBHE6KGRL3BLFYRND \
  | 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: 64ba2a07a781c27279468af615971168eeecee94087e4bccc2c887845987d51a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75e008b671b798899499c9e097a54497b841ffb13a41547fbbd00afaaf6cc388",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-06-27T15:23:59Z",
    "title_canon_sha256": "68d63a8a7b8ab97ac17433cee697e9df48b4223635090743cecb05ca4a994ed3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.22314",
    "kind": "arxiv",
    "version": 1
  }
}