Pith Number

pith:PS2LSEYE

pith:2013:PS2LSEYEFE63JN5GGAGVESRKYC

not attested not anchored not stored refs pending

Stabilization of second-order evolution equations with time delay

Cristina Pignotti, Serge Nicaise

arxiv:1308.5106 v1 · 2013-08-23 · 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{PS2LSEYEFE63JN5GGAGVESRKYC}

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	2026-05-18T03:15:08.135598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cb4b91304293db4b7a6300d524a2ac088710cfa3877f727339a2a361d267995

Aliases

arxiv: 1308.5106 · arxiv_version: 1308.5106v1 · doi: 10.48550/arxiv.1308.5106 · pith_short_12: PS2LSEYEFE63 · pith_short_16: PS2LSEYEFE63JN5G · pith_short_8: PS2LSEYE

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/PS2LSEYEFE63JN5GGAGVESRKYC \
  | 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: 7cb4b91304293db4b7a6300d524a2ac088710cfa3877f727339a2a361d267995

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dff24c0803da84b56ac473424a101010bd64f2111fb1b24885e015c823ae38ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-08-23T11:49:42Z",
    "title_canon_sha256": "6f5f4a247066826c496ad117b98232223ef7e4b9822c8eb0d863ff9456cf540b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5106",
    "kind": "arxiv",
    "version": 1
  }
}