Pith Number

pith:5QBBNMG2

pith:2009:5QBBNMG2WIGZGPJNQA4R6VFSL7

not attested not anchored not stored refs pending

Classification of integrable hydrodynamic chains

A. Odesskii, V. Sokolov

arxiv:1001.0020 v2 · 2009-12-30 · nlin.SI · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QBBNMG2WIGZGPJNQA4R6VFSL7}

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	2026-05-18T02:10:13.053671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec0216b0dab20d933d2d80391f54b25fd28b2b77d55a882acf0698a72faaa820

Aliases

arxiv: 1001.0020 · arxiv_version: 1001.0020v2 · doi: 10.48550/arxiv.1001.0020 · pith_short_12: 5QBBNMG2WIGZ · pith_short_16: 5QBBNMG2WIGZGPJN · pith_short_8: 5QBBNMG2

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/5QBBNMG2WIGZGPJNQA4R6VFSL7 \
  | 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: ec0216b0dab20d933d2d80391f54b25fd28b2b77d55a882acf0698a72faaa820

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "871590d83acb98296ae48be2918d4c7bdd1382c72a337980d8229ea10c43343c",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2009-12-30T21:09:46Z",
    "title_canon_sha256": "2f6d0a1a00ee4691927441f5d1a39f2b6ad895adaa8bd1927e7d67368d965e6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0020",
    "kind": "arxiv",
    "version": 2
  }
}