Pith Number

pith:5626YJH7

pith:1994:5626YJH7F3A2TXLAUQEIRTPIC6

not attested not anchored not stored refs pending

Backlund Transformations and Hierarchies of Exact Solutions for the Fourth Painleve Equation and their Application to Discrete Equations

Andrew P. Bassom (Department of Mathematics, Exeter, Peter A. Clarkson, U.K.), University of Exeter

arxiv:solv-int/9412002 v1 · 1994-12-09 · 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{5626YJH7F3A2TXLAUQEIRTPIC6}

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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	2026-07-04T15:09:12.683192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efb5ec24ff2ec1a9dd60a40888cde817a29fa11cfa6edd7e9f6bcf97768393bd

Aliases

arxiv: solv-int/9412002 · arxiv_version: solv-int/9412002v1 · doi: 10.48550/arxiv.solv-int/9412002 · pith_short_12: 5626YJH7F3A2 · pith_short_16: 5626YJH7F3A2TXLA · pith_short_8: 5626YJH7

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/5626YJH7F3A2TXLAUQEIRTPIC6 \
  | 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: efb5ec24ff2ec1a9dd60a40888cde817a29fa11cfa6edd7e9f6bcf97768393bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2e558d76140bdeae4ef97bc7fb27f9b79373c8e06497fd76584dbac1699d72f",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "solv-int",
    "submitted_at": "1994-12-09T11:48:03Z",
    "title_canon_sha256": "92447fd8f119263428756f0105b510b0b6ecb0905f2d38bf6ec818307e414473"
  },
  "schema_version": "1.0",
  "source": {
    "id": "solv-int/9412002",
    "kind": "arxiv",
    "version": 1
  }
}