Pith Number

pith:AXPQA6BS

pith:2009:AXPQA6BST3VFFWAJH6KC5EZOAI

not attested not anchored not stored refs pending

Sections of homogeneous bundles

Ada Boralevi

arxiv:0907.4590 v1 · 2009-07-27 · 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{AXPQA6BST3VFFWAJH6KC5EZOAI}

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	2026-05-18T03:10:37.835495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05df0078329eea52d8093f942e932e0226ed40aabf165006a1ebc5f763bfadb7

Aliases

arxiv: 0907.4590 · arxiv_version: 0907.4590v1 · doi: 10.48550/arxiv.0907.4590 · pith_short_12: AXPQA6BST3VF · pith_short_16: AXPQA6BST3VFFWAJ · pith_short_8: AXPQA6BS

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/AXPQA6BST3VFFWAJH6KC5EZOAI \
  | 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: 05df0078329eea52d8093f942e932e0226ed40aabf165006a1ebc5f763bfadb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5cd8ba3716ff3f3f7f09a3e8e9c1b78d7e0012831f198c4105009f844fd8a16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-07-27T10:15:36Z",
    "title_canon_sha256": "09abf013b0125119b56e3416a53d08c10ce67e738fbd6e5c3e16ffd0270b8116"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4590",
    "kind": "arxiv",
    "version": 1
  }
}