Pith Number

pith:7BWPDD4D

pith:2009:7BWPDD4DRBI2JQZIHSS226Z5TE

not attested not anchored not stored refs pending

Soliton Solutions for ABS Lattice Equations II: Casoratians and Bilinearization

Da-jun Zhang, Jarmo Hietarinta

arxiv:0903.1717 v1 · 2009-03-10 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BWPDD4DRBI2JQZIHSS226Z5TE}

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	2026-05-18T04:21:20.642092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f86cf18f838851a4c3283ca5ad7b3d99306b88366c92c04c18f292d30ab33570

Aliases

arxiv: 0903.1717 · arxiv_version: 0903.1717v1 · doi: 10.48550/arxiv.0903.1717 · pith_short_12: 7BWPDD4DRBI2 · pith_short_16: 7BWPDD4DRBI2JQZI · pith_short_8: 7BWPDD4D

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/7BWPDD4DRBI2JQZIHSS226Z5TE \
  | 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: f86cf18f838851a4c3283ca5ad7b3d99306b88366c92c04c18f292d30ab33570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcd59fac4a6775c5e5a31fd395bc2a84382bdd624ef9a25b742c8790054e3052",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2009-03-10T09:15:52Z",
    "title_canon_sha256": "d61c9d30a8d5ed546cb0a065b21da80f869409d433ad1fac503b89d76d1ca39f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1717",
    "kind": "arxiv",
    "version": 1
  }
}