Pith Number

pith:CQML3IVB

pith:2013:CQML3IVBCDBLBHWGL5V4XIGH5X

not attested not anchored not stored refs pending

Multi-time Lagrangian 1-forms for families of B\"acklund transformations. Toda-type systems

Matteo Petrera, Raphael Boll, Yuri B. Suris

arxiv:1302.7144 v1 · 2013-02-28 · nlin.SI · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQML3IVBCDBLBHWGL5V4XIGH5X}

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	2026-05-18T03:18:42.360810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1418bda2a110c2b09ec65f6bcba0c7edffdf2206760fece0427f1634a784e52a

Aliases

arxiv: 1302.7144 · arxiv_version: 1302.7144v1 · doi: 10.48550/arxiv.1302.7144 · pith_short_12: CQML3IVBCDBL · pith_short_16: CQML3IVBCDBLBHWG · pith_short_8: CQML3IVB

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/CQML3IVBCDBLBHWGL5V4XIGH5X \
  | 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: 1418bda2a110c2b09ec65f6bcba0c7edffdf2206760fece0427f1634a784e52a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "985717727025944d558922b44e58b49460d3b73a6e9fac92e446ba5a730bd985",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2013-02-28T10:44:53Z",
    "title_canon_sha256": "f6251d60f82777a09064dcebb840914259adf0eb65430d77d2e8176e3aa0c5bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.7144",
    "kind": "arxiv",
    "version": 1
  }
}