Pith Number

pith:SCUWNIPH

pith:2019:SCUWNIPH4LFWFZ3IKEAIFEGUMU

not attested not anchored not stored refs pending

Mass-conserving self-similar solutions to coagulation-fragmentation equations

Philippe Lauren\c{c}ot (IMT)

arxiv:1902.04829 v1 · 2019-02-13 · 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{SCUWNIPH4LFWFZ3IKEAIFEGUMU}

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	2026-05-17T23:54:05.814048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90a966a1e7e2cb62e76851008290d4652305287487459ad45ab74da248675239

Aliases

arxiv: 1902.04829 · arxiv_version: 1902.04829v1 · doi: 10.48550/arxiv.1902.04829 · pith_short_12: SCUWNIPH4LFW · pith_short_16: SCUWNIPH4LFWFZ3I · pith_short_8: SCUWNIPH

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/SCUWNIPH4LFWFZ3IKEAIFEGUMU \
  | 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: 90a966a1e7e2cb62e76851008290d4652305287487459ad45ab74da248675239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c3cb05cf5916f9aa9866d15436d3aa57b6b4c6db24eb484a7190cc4f9d5e8d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-02-13T10:04:24Z",
    "title_canon_sha256": "dcdeef298cb95ae0d605b2bee8ab547583235edacdbd59ccfbadfc390fc5a916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04829",
    "kind": "arxiv",
    "version": 1
  }
}