Pith Number

pith:VSYZRVDY

pith:2011:VSYZRVDYMI3MXTSIIFXF6HPFOH

not attested not anchored not stored refs pending

A Ramsey Theorem for Indecomposable Matchings

James Fairbanks

arxiv:1110.3314 v2 · 2011-10-14 · 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{VSYZRVDYMI3MXTSIIFXF6HPFOH}

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	2026-05-18T04:07:17.386133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acb198d4786236cbce48416e5f1de571cbc8a34d49ae3a0c5008faf6c7f50327

Aliases

arxiv: 1110.3314 · arxiv_version: 1110.3314v2 · doi: 10.48550/arxiv.1110.3314 · pith_short_12: VSYZRVDYMI3M · pith_short_16: VSYZRVDYMI3MXTSI · pith_short_8: VSYZRVDY

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/VSYZRVDYMI3MXTSIIFXF6HPFOH \
  | 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: acb198d4786236cbce48416e5f1de571cbc8a34d49ae3a0c5008faf6c7f50327

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e58efcac412fe00d0765ec645884c912c34b146ca267e95c1df81dceaf4d8690",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-10-14T19:55:59Z",
    "title_canon_sha256": "71053ea450805f8a3ce601e5cce99d271a5b1172897b6b0387fb381eec2f8eee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3314",
    "kind": "arxiv",
    "version": 2
  }
}