Pith Number

pith:FH76A2DL

pith:2018:FH76A2DLGD5N7YI4JKCKWRY4XZ

not attested not anchored not stored refs pending

Geometric treatments and a common mechanism in finite-time singularities for autonomous ODEs

Kaname Matsue

arxiv:1806.08487 v1 · 2018-06-22 · math.DS · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FH76A2DLGD5N7YI4JKCKWRY4XZ}

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	2026-05-18T00:12:37.111143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29ffe0686b30fadfe11c4a84ab471cbe444c7da09ad2711beb3d126cd970a2da

Aliases

arxiv: 1806.08487 · arxiv_version: 1806.08487v1 · doi: 10.48550/arxiv.1806.08487 · pith_short_12: FH76A2DLGD5N · pith_short_16: FH76A2DLGD5N7YI4 · pith_short_8: FH76A2DL

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/FH76A2DLGD5N7YI4JKCKWRY4XZ \
  | 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: 29ffe0686b30fadfe11c4a84ab471cbe444c7da09ad2711beb3d126cd970a2da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "250c879107d3aad6f84112c79c3916363640b87cf85590aad6a9fb777d662589",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-06-22T04:05:11Z",
    "title_canon_sha256": "0ab8b591f637880175dd928918a202a99b03bb8bcc37183042413ec69ef3cf61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08487",
    "kind": "arxiv",
    "version": 1
  }
}