Pith Number

pith:DOVU2QJG

pith:2008:DOVU2QJG7CETDIR5HABRWG62UZ

not attested not anchored not stored refs pending

A general type of twisted anomaly cancellation formulas

Yong Wang

arxiv:0812.0201 v1 · 2008-12-01 · math.DG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DOVU2QJG7CETDIR5HABRWG62UZ}

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	2026-05-18T02:15:12.523629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bab4d4126f88931a23d38031b1bdaa650a93e7b0820b19d68d47c3845087e47

Aliases

arxiv: 0812.0201 · arxiv_version: 0812.0201v1 · doi: 10.48550/arxiv.0812.0201 · pith_short_12: DOVU2QJG7CET · pith_short_16: DOVU2QJG7CETDIR5 · pith_short_8: DOVU2QJG

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/DOVU2QJG7CETDIR5HABRWG62UZ \
  | 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: 1bab4d4126f88931a23d38031b1bdaa650a93e7b0820b19d68d47c3845087e47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d285ab8aedca60c93d9f7bdb747092caa521de739dc9993ea925106813f6e9d",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-12-01T02:49:45Z",
    "title_canon_sha256": "84d94943bd2433c6fb52802a4c188db9aba1725b8ef9244fe875742f45f54f37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0201",
    "kind": "arxiv",
    "version": 1
  }
}