Pith Number

pith:TX57Q27B

pith:2026:TX57Q27BKUJ3ZGERCRELALQ23K

not attested not anchored not stored refs pending

On the maximal anti-Ramsey problem of Burr, Erd\H{o}s, Graham, and S\'{o}s for $P_4$

Zixuan Yang

arxiv:2607.05896 v1 · 2026-07-07 · 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{TX57Q27BKUJ3ZGERCRELALQ23K}

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	2026-07-08T01:18:49.577750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dfbf86be15513bc98911448b02e1adab97affc63e625f8dc0ec3cd1b9db5c5c

Aliases

arxiv: 2607.05896 · arxiv_version: 2607.05896v1 · doi: 10.48550/arxiv.2607.05896 · pith_short_12: TX57Q27BKUJ3 · pith_short_16: TX57Q27BKUJ3ZGER · pith_short_8: TX57Q27B

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/TX57Q27BKUJ3ZGERCRELALQ23K \
  | 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: 9dfbf86be15513bc98911448b02e1adab97affc63e625f8dc0ec3cd1b9db5c5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da11fe8a42a5d5da44b6346fbb8aab0985cb1347335b708e536adc212c467068",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-07-07T06:47:41Z",
    "title_canon_sha256": "1f351d35e998a2e4b05af77ab06c61be0341a6d12beef5449fc4f846b15d8f89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05896",
    "kind": "arxiv",
    "version": 1
  }
}