Pith Number

pith:GCOAPF6Y

pith:2013:GCOAPF6YD2LLCZCR4PXDZ3EYHT

not attested not anchored not stored refs pending

Remarks on Combinatorial Aspects of the KP Equation

Amanda Redlich, Shabnam Beheshti

arxiv:1309.1480 v2 · 2013-09-05 · nlin.SI · 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{GCOAPF6YD2LLCZCR4PXDZ3EYHT}

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	2026-05-18T01:47:49.291757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

309c0797d81e96b16451e3ee3cec983cddcac660b10961d6dab72219907156b8

Aliases

arxiv: 1309.1480 · arxiv_version: 1309.1480v2 · doi: 10.48550/arxiv.1309.1480 · pith_short_12: GCOAPF6YD2LL · pith_short_16: GCOAPF6YD2LLCZCR · pith_short_8: GCOAPF6Y

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/GCOAPF6YD2LLCZCR4PXDZ3EYHT \
  | 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: 309c0797d81e96b16451e3ee3cec983cddcac660b10961d6dab72219907156b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "876d9fe8aaef0a7b6316cffe0b04ee41ce2f76a2f547e22d7d9d582c1c845b3c",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2013-09-05T20:23:19Z",
    "title_canon_sha256": "ad20d326e70a9255b41fd84ed623977de0f2a3644b69772caad0510be9da9aed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1480",
    "kind": "arxiv",
    "version": 2
  }
}