Pith Number

pith:F7ANTMJU

pith:2010:F7ANTMJULSVFECFFNLON64DKXS

not attested not anchored not stored refs pending

Matchings in 3-uniform hypergraphs

Andrew Treglown, Daniela K\"uhn, Deryk Osthus

arxiv:1009.1298 v2 · 2010-09-07 · 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{F7ANTMJULSVFECFFNLON64DKXS}

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	2026-05-18T03:41:01.598934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fc0d9b1345caa5208a56adcdf706abc880dbc560b6d666ef75a106588bd8ccc

Aliases

arxiv: 1009.1298 · arxiv_version: 1009.1298v2 · doi: 10.48550/arxiv.1009.1298 · pith_short_12: F7ANTMJULSVF · pith_short_16: F7ANTMJULSVFECFF · pith_short_8: F7ANTMJU

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/F7ANTMJULSVFECFFNLON64DKXS \
  | 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: 2fc0d9b1345caa5208a56adcdf706abc880dbc560b6d666ef75a106588bd8ccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfb7835924ef2a0af13cf98762ad1c8b54669858515384d4035dc91b64c34070",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2010-09-07T14:08:10Z",
    "title_canon_sha256": "2d0114b2bf8759fbb706f4b59e474ba6a2b0bc01b4587bb68bc8c4092e341fef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1298",
    "kind": "arxiv",
    "version": 2
  }
}