Pith Number

pith:ADUDJBKJ

pith:2009:ADUDJBKJHYDGVJNLTDLCG4655Z

not attested not anchored not stored refs pending

Embedding into bipartite graphs

Anusch Taraz, Julia B\"ottcher, Peter Christian Heinig

arxiv:0907.4083 v1 · 2009-07-23 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ADUDJBKJHYDGVJNLTDLCG4655Z}

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	2026-05-18T04:16:51.913307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00e83485493e066aa5ab98d62373ddee521f6e188985f369dd1c69f2c693357c

Aliases

arxiv: 0907.4083 · arxiv_version: 0907.4083v1 · doi: 10.48550/arxiv.0907.4083 · pith_short_12: ADUDJBKJHYDG · pith_short_16: ADUDJBKJHYDGVJNL · pith_short_8: ADUDJBKJ

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/ADUDJBKJHYDGVJNLTDLCG4655Z \
  | 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: 00e83485493e066aa5ab98d62373ddee521f6e188985f369dd1c69f2c693357c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dc2d5f30cbbb30e3bd5f9c157b18a4a3ffa3323370912335bf6d7bfa8df8a6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2009-07-23T14:49:46Z",
    "title_canon_sha256": "0d050e35343810980f4c83415ecdc48a45eb030483871e383309b3bc31da0ab2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4083",
    "kind": "arxiv",
    "version": 1
  }
}