Pith Number

pith:RGAVKFI2

pith:2012:RGAVKFI2HQ4H27Y36BZI2T7UKC

not attested not anchored not stored refs pending

A natural barrier in random greedy hypergraph matching

Patrick Bennett, Tom Bohman

arxiv:1210.3581 v2 · 2012-10-12 · 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{RGAVKFI2HQ4H27Y36BZI2T7UKC}

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.

Cited by

1 paper in Pith

A short proof of the existence of designs

Receipt and verification

First computed	2026-07-05T00:10:24.760161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

898155151a3c387d7f1bf0728d4ff45097c3022dcaae5c2a7bb5a099fb8481e2

Aliases

arxiv: 1210.3581 · arxiv_version: 1210.3581v2 · doi: 10.48550/arxiv.1210.3581 · pith_short_12: RGAVKFI2HQ4H · pith_short_16: RGAVKFI2HQ4H27Y3 · pith_short_8: RGAVKFI2

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/RGAVKFI2HQ4H27Y36BZI2T7UKC \
  | 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: 898155151a3c387d7f1bf0728d4ff45097c3022dcaae5c2a7bb5a099fb8481e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce6376b7dc0ddd919928dfbba23735c7a30b8ffba8d5c9cb77cd85ff07fc2e2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-10-12T17:19:29Z",
    "title_canon_sha256": "84517a5086d91a4a830457c3e1481ea3de8278375e3ce4d087e59732a870e7bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3581",
    "kind": "arxiv",
    "version": 2
  }
}