Pith Number

pith:657P2WPD

pith:2014:657P2WPD2RIOQHJMAWV4SXPMQN

not attested not anchored not stored refs pending

Strongly polynomial sequences as interpretations

Andrew Goodall, Jaroslav Nesetril, Patrice Ossona de Mendez

arxiv:1405.2449 v1 · 2014-05-10 · 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{657P2WPD2RIOQHJMAWV4SXPMQN}

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	2026-05-18T01:09:42.378243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f77efd59e3d450e81d2c05abc95dec837b9a88c0d5603d5b0e2030a39f87c26a

Aliases

arxiv: 1405.2449 · arxiv_version: 1405.2449v1 · doi: 10.48550/arxiv.1405.2449 · pith_short_12: 657P2WPD2RIO · pith_short_16: 657P2WPD2RIOQHJM · pith_short_8: 657P2WPD

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/657P2WPD2RIOQHJMAWV4SXPMQN \
  | 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: f77efd59e3d450e81d2c05abc95dec837b9a88c0d5603d5b0e2030a39f87c26a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d6a0d5b8fd7786df62f3d4d3b82f6e951e78d53a8be3d3204b7f0edd27e56d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-05-10T16:34:34Z",
    "title_canon_sha256": "0ea97a872f005bb1b05d1005340925a080c4b77b142b90a7d7cfe0c32a1ed31c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2449",
    "kind": "arxiv",
    "version": 1
  }
}