Pith Number

pith:QHTMS57D

pith:2015:QHTMS57DNFZ4JY25WOYKOXEJKF

not attested not anchored not stored refs pending

A relaxation of the strong Bordeaux Conjecture

Gexin Yu, Xiangwen Li, Ziwen Huang

arxiv:1508.07890 v1 · 2015-08-31 · 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{QHTMS57DNFZ4JY25WOYKOXEJKF}

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	2026-05-18T01:34:31.244955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81e6c977e36973c4e35db3b0a75c89515c47bbd1f870e28384fe62e079ff95ae

Aliases

arxiv: 1508.07890 · arxiv_version: 1508.07890v1 · doi: 10.48550/arxiv.1508.07890 · pith_short_12: QHTMS57DNFZ4 · pith_short_16: QHTMS57DNFZ4JY25 · pith_short_8: QHTMS57D

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/QHTMS57DNFZ4JY25WOYKOXEJKF \
  | 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: 81e6c977e36973c4e35db3b0a75c89515c47bbd1f870e28384fe62e079ff95ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08cf07d011f25cd3e90c390766f983ed1793cc614edf00e2a2f3fcfc08a1442e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-08-31T16:14:00Z",
    "title_canon_sha256": "df8a54b212706006ac291875b416ad1a47a95542d76508265e2929eca26cb8fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07890",
    "kind": "arxiv",
    "version": 1
  }
}