Pith Number

pith:PRFSEUCD

pith:1997:PRFSEUCDZBWO4RDDBIPAXB6LRA

not attested not anchored not stored refs pending

Toda-Darboux maps and vertex operators

M. Adler, P. van Moerbeke

arxiv:solv-int/9712016 v1 · 1997-12-19 · solv-int · 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{PRFSEUCDZBWO4RDDBIPAXB6LRA}

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.

Cited by

1 paper in Pith

Polynomial Initial-State Jumps and Christoffel Transforms in Krylov Complexity

Receipt and verification

First computed	2026-07-04T14:47:31.146219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c4b225043c86cee44630a1e0b87cb88392938dfb93292763acc170f3394277f

Aliases

arxiv: solv-int/9712016 · arxiv_version: solv-int/9712016v1 · doi: 10.48550/arxiv.solv-int/9712016 · pith_short_12: PRFSEUCDZBWO · pith_short_16: PRFSEUCDZBWO4RDD · pith_short_8: PRFSEUCD

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/PRFSEUCDZBWO4RDDBIPAXB6LRA \
  | 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: 7c4b225043c86cee44630a1e0b87cb88392938dfb93292763acc170f3394277f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff5e50fe3854642f1ef739470af10ed36cf8cc56d01f34147e278c207bf07521",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "solv-int",
    "submitted_at": "1997-12-19T15:07:32Z",
    "title_canon_sha256": "68791698f8ac07e49cabcb6a6a4fad79763d99232414d4b2099ffe581e44ff6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "solv-int/9712016",
    "kind": "arxiv",
    "version": 1
  }
}