Pith Number

pith:3O5ZZUNP

pith:2026:3O5ZZUNP4BVGKUGNT2JPN24FKC

not attested not anchored not stored refs pending

Incidence equivalence, a survey

Chris Peters

arxiv:2607.22233 v1 · 2026-07-24 · 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{3O5ZZUNP4BVGKUGNT2JPN24FKC}

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	2026-07-27T01:20:55.003742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbbb9cd1afe06a6550cd9e92f6eb85509010423325dc195db7a11732bab68921

Aliases

arxiv: 2607.22233 · arxiv_version: 2607.22233v1 · doi: 10.48550/arxiv.2607.22233 · pith_short_12: 3O5ZZUNP4BVG · pith_short_16: 3O5ZZUNP4BVGKUGN · pith_short_8: 3O5ZZUNP

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/3O5ZZUNP4BVGKUGNT2JPN24FKC \
  | 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: dbbb9cd1afe06a6550cd9e92f6eb85509010423325dc195db7a11732bab68921

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e2db39703e588422aa4c61908ee77045d89a3f82d248fc6f575868a43cc9a18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-07-24T12:00:45Z",
    "title_canon_sha256": "0454bc8cfa55a102b9b6e860cf68f5a64541173e48eb5fd97f49ccdb3ba0d1d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22233",
    "kind": "arxiv",
    "version": 1
  }
}