Pith Number

pith:ALVNVRRG

pith:2011:ALVNVRRG6JJMQZUPIH74BEKEBW

not attested not anchored not stored refs pending

On $r$-colorability of random hypergraphs

Andrei Kupavskii, Dmitry Shabanov

arxiv:1110.1249 v1 · 2011-10-06 · math.CO · cs.DM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ALVNVRRG6JJMQZUPIH74BEKEBW}

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	2026-05-18T00:29:16.110446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02eadac626f252c8668f41ffc091440dbd2e6a827adf8070018819d77389eded

Aliases

arxiv: 1110.1249 · arxiv_version: 1110.1249v1 · doi: 10.48550/arxiv.1110.1249 · pith_short_12: ALVNVRRG6JJM · pith_short_16: ALVNVRRG6JJMQZUP · pith_short_8: ALVNVRRG

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/ALVNVRRG6JJMQZUPIH74BEKEBW \
  | 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: 02eadac626f252c8668f41ffc091440dbd2e6a827adf8070018819d77389eded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce7f8210d84d523fa908b1e75cb2798e93dced2b9cc81fa397fe5ad15f574a95",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-10-06T12:52:40Z",
    "title_canon_sha256": "beacc449d6dde0ec28caa2a0c58dc8b968fb21256f111efece92a2a54a4a1c68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1249",
    "kind": "arxiv",
    "version": 1
  }
}