Pith Number

pith:L5NM7PRD

pith:2010:L5NM7PRDUGWHUKJT2ZFLSHPMGD

not attested not anchored not stored refs pending

Spectra of the Gurtin-Pipkin type equations

A. Eremenko, S. Ivanov

arxiv:1009.5581 v1 · 2010-09-28 · math.AP · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5NM7PRDUGWHUKJT2ZFLSHPMGD}

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	2026-05-18T04:03:07.291268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f5acfbe23a1ac7a2933d64ab91dec30fdfa928af5ef4d67b79768d0ec358d67

Aliases

arxiv: 1009.5581 · arxiv_version: 1009.5581v1 · doi: 10.48550/arxiv.1009.5581 · pith_short_12: L5NM7PRDUGWH · pith_short_16: L5NM7PRDUGWHUKJT · pith_short_8: L5NM7PRD

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/L5NM7PRDUGWHUKJT2ZFLSHPMGD \
  | 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: 5f5acfbe23a1ac7a2933d64ab91dec30fdfa928af5ef4d67b79768d0ec358d67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1af92568d2731043978146662333420ea6ba8b3d1b8f30b731fcd70dbfa73ec6",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-09-28T14:27:09Z",
    "title_canon_sha256": "e22cbf328e1ba15bad714c0c1816622e6588ba94aa447b1056c15b9bc5920ba9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5581",
    "kind": "arxiv",
    "version": 1
  }
}