Pith Number

pith:VC6L473H

pith:2017:VC6L473HPRLXF76PKMEC3XQN5Z

not attested not anchored not stored refs pending

Le canard de Painlev\'e

K. Uldall Kristiansen, S. J. Hogan

arxiv:1703.07665 v3 · 2017-03-22 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VC6L473HPRLXF76PKMEC3XQN5Z}

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	2026-05-18T00:04:40.100141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8bcbe7f677c5772ffcf53082dde0dee749db95f1fd9e894f2108b9d617c2af9

Aliases

arxiv: 1703.07665 · arxiv_version: 1703.07665v3 · doi: 10.48550/arxiv.1703.07665 · pith_short_12: VC6L473HPRLX · pith_short_16: VC6L473HPRLXF76P · pith_short_8: VC6L473H

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/VC6L473HPRLXF76PKMEC3XQN5Z \
  | 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: a8bcbe7f677c5772ffcf53082dde0dee749db95f1fd9e894f2108b9d617c2af9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14b3431a0c9402b39ddfd0dcfded12a8fa737c92bd4ba1da496a953360d215ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-03-22T14:13:41Z",
    "title_canon_sha256": "2022f40788b7dcda958142a9878f0ab57023116bda5959e36ea3489350d601c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07665",
    "kind": "arxiv",
    "version": 3
  }
}