Pith Number

pith:T3JAQRSS

pith:2016:T3JAQRSSC3FRXGRTSK4KANU2BE

not attested not anchored not stored refs pending

Tiling directed graphs with tournaments

Andrew Treglown, Andrzej Czygrinow, Louis DeBiasio, Theodore Molla

arxiv:1603.08198 v1 · 2016-03-27 · 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{T3JAQRSSC3FRXGRTSK4KANU2BE}

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	2026-05-18T01:18:12.953137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ed208465216cb1b9a3392b8a0369a0925ff84767f9e9b76e05529de8b4795d2

Aliases

arxiv: 1603.08198 · arxiv_version: 1603.08198v1 · doi: 10.48550/arxiv.1603.08198 · pith_short_12: T3JAQRSSC3FR · pith_short_16: T3JAQRSSC3FRXGRT · pith_short_8: T3JAQRSS

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/T3JAQRSSC3FRXGRTSK4KANU2BE \
  | 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: 9ed208465216cb1b9a3392b8a0369a0925ff84767f9e9b76e05529de8b4795d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ec2e213b0cd06f4d20c5766ffd5088fa3391e8f1b4cbb6b4edac5eab53babe8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-03-27T10:19:25Z",
    "title_canon_sha256": "7ee066a3eb4158dcbec93c8bfdaa2e2c8c0d3df753597853b741c113be3a628d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08198",
    "kind": "arxiv",
    "version": 1
  }
}