Pith Number

pith:BB5IFNQA

pith:2011:BB5IFNQAJADL3R366QD5Q537TL

not attested not anchored not stored refs pending

Backlund transformations for the elliptic Gaudin model and a Clebsch system

Federico Zullo

arxiv:1101.4853 v1 · 2011-01-25 · 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{BB5IFNQAJADL3R366QD5Q537TL}

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	2026-05-18T02:03:22.409455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

087a82b6004806bdc77ef407d8777f9af8e9bd4d3e8a1a9d3e40581d8ce41ca1

Aliases

arxiv: 1101.4853 · arxiv_version: 1101.4853v1 · doi: 10.48550/arxiv.1101.4853 · pith_short_12: BB5IFNQAJADL · pith_short_16: BB5IFNQAJADL3R36 · pith_short_8: BB5IFNQA

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/BB5IFNQAJADL3R366QD5Q537TL \
  | 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: 087a82b6004806bdc77ef407d8777f9af8e9bd4d3e8a1a9d3e40581d8ce41ca1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44ab3380bda3cb1d37a5705bd5156efce0debd6746d7a97672b20ac336156a1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-01-25T15:32:17Z",
    "title_canon_sha256": "5097f4f054f5b8dce052b00f4d9be52713bf5ec2f5b43e08614ca8dfb0f8ac57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4853",
    "kind": "arxiv",
    "version": 1
  }
}