Pith Number

pith:ZFDFPBSM

pith:2015:ZFDFPBSM4CTVBPONT3O443DBS3

not attested not anchored not stored refs pending

Une condition suffisante pour que le probl\`eme de Cauchy soit bien pos\'e

Bernard Lascar, Richard Lascar

arxiv:1509.00142 v1 · 2015-09-01 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFDFPBSM4CTVBPONT3O443DBS3}

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	2026-05-18T01:34:30.495343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c94657864ce0a750bdcd9eddce6c6196fb7f64f4613e8924c081884c77ab0932

Aliases

arxiv: 1509.00142 · arxiv_version: 1509.00142v1 · doi: 10.48550/arxiv.1509.00142 · pith_short_12: ZFDFPBSM4CTV · pith_short_16: ZFDFPBSM4CTVBPON · pith_short_8: ZFDFPBSM

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/ZFDFPBSM4CTVBPONT3O443DBS3 \
  | 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: c94657864ce0a750bdcd9eddce6c6196fb7f64f4613e8924c081884c77ab0932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aa6bfeebb8dbff84bd132051fcbd1d3d9355beb72ed1315e4cb001d48c6b955",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-09-01T04:58:39Z",
    "title_canon_sha256": "afbd05df347fadcea3dda69a51958f64bb2871f2645da887edefda711b213a4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00142",
    "kind": "arxiv",
    "version": 1
  }
}