Pith Number

pith:BTH7SZVU

pith:1999:BTH7SZVUVRZCPQKUKA74OI73G7

not attested not anchored not stored refs pending

On two aspects of the Painleve analysis

Sergei Sakovich

arxiv:solv-int/9909027 v3 · 1999-09-26 · solv-int · math-ph · math.AP · math.MP · 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{BTH7SZVUVRZCPQKUKA74OI73G7}

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	2026-05-18T03:29:39.247013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ccff966b4ac7227c154503fc723fb37eeae36a255da4776578cdf304d25bd7e

Aliases

arxiv: solv-int/9909027 · arxiv_version: solv-int/9909027v3 · doi: 10.48550/arxiv.solv-int/9909027 · pith_short_12: BTH7SZVUVRZC · pith_short_16: BTH7SZVUVRZCPQKU · pith_short_8: BTH7SZVU

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/BTH7SZVUVRZCPQKUKA74OI73G7 \
  | 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: 0ccff966b4ac7227c154503fc723fb37eeae36a255da4776578cdf304d25bd7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b59f717755775d8d270bcfac1098e4f5b7623d634d5d471565a7854e4533a2b",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "solv-int",
    "submitted_at": "1999-09-26T06:55:08Z",
    "title_canon_sha256": "407a4af8ec2c4f346d2d3187fb7bd8ebde23f60f9ecfeb143eae2d85879137e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "solv-int/9909027",
    "kind": "arxiv",
    "version": 3
  }
}