Pith Number

pith:T5RDNDIS

pith:2018:T5RDNDISBRIT2T2DBVSGR2OOFT

not attested not anchored not stored refs pending

On the feedback number of 3-uniform hypergraph

Zhongzheng Tang, Zhuo Diao

arxiv:1807.10456 v1 · 2018-07-27 · 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{T5RDNDISBRIT2T2DBVSGR2OOFT}

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	2026-05-18T00:09:40.540866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f62368d120c513d4f430d6468e9ce2ce72350952366c9f5cd3fe0cdd6ffa090

Aliases

arxiv: 1807.10456 · arxiv_version: 1807.10456v1 · doi: 10.48550/arxiv.1807.10456 · pith_short_12: T5RDNDISBRIT · pith_short_16: T5RDNDISBRIT2T2D · pith_short_8: T5RDNDIS

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/T5RDNDISBRIT2T2DBVSGR2OOFT \
  | 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: 9f62368d120c513d4f430d6468e9ce2ce72350952366c9f5cd3fe0cdd6ffa090

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3bcfc9e6074d1edd767f0b2e10696807fa54f256c1bb8a5ced2b8b29564dea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-27T06:51:52Z",
    "title_canon_sha256": "6d65a61e9c22eaf8711850a27834d3b4a21f0ee6c56ce46c1647c5c443a93606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10456",
    "kind": "arxiv",
    "version": 1
  }
}