Pith Number

pith:UBJVYADD

pith:2014:UBJVYADDT7ZM5EUPE4F36NUXDI

not attested not anchored not stored refs pending

On Erd\H{o}s-Ko-Rado for random hypergraphs II

Arran Hamm, Jeff Kahn

arxiv:1406.5793 v3 · 2014-06-23 · 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{UBJVYADDT7ZM5EUPE4F36NUXDI}

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	2026-05-18T01:08:44.926863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0535c00639ff2ce928f270bbf36971a3492b828419504f5c72f7e16a261d49a

Aliases

arxiv: 1406.5793 · arxiv_version: 1406.5793v3 · doi: 10.48550/arxiv.1406.5793 · pith_short_12: UBJVYADDT7ZM · pith_short_16: UBJVYADDT7ZM5EUP · pith_short_8: UBJVYADD

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/UBJVYADDT7ZM5EUPE4F36NUXDI \
  | 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: a0535c00639ff2ce928f270bbf36971a3492b828419504f5c72f7e16a261d49a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee1c41233a62582ca1ba45e2bfebd998e0e89fc16872fc9e6040f6350ac08624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-06-23T02:19:31Z",
    "title_canon_sha256": "7ebf438412e569a8d31e4c1b96611466e210c8d90d7facf1362513257cfa4fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5793",
    "kind": "arxiv",
    "version": 3
  }
}