Pith Number

pith:VG3KUAL7

pith:2009:VG3KUAL76DFAU66AZ2YGAMYWSY

not attested not anchored not stored refs pending

Isothermalization for a Non-local Heat Equation

Emmanuel Chasseigne (LMPT), Raul Ferreira

arxiv:0912.3332 v2 · 2009-12-17 · 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{VG3KUAL76DFAU66AZ2YGAMYWSY}

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	2026-05-18T04:07:05.488428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9b6aa017ff0ca0a7bc0ceb0603316963bb3cabdab5d1eedf0d89b20547a747b

Aliases

arxiv: 0912.3332 · arxiv_version: 0912.3332v2 · doi: 10.48550/arxiv.0912.3332 · pith_short_12: VG3KUAL76DFA · pith_short_16: VG3KUAL76DFAU66A · pith_short_8: VG3KUAL7

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/VG3KUAL76DFAU66AZ2YGAMYWSY \
  | 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: a9b6aa017ff0ca0a7bc0ceb0603316963bb3cabdab5d1eedf0d89b20547a747b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "955113972303cae4c045eb1ab641db2b2f8a6928aadabef255c5ca6db83d0c36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-12-17T07:59:46Z",
    "title_canon_sha256": "fdce899823a38dede9855d60d6290ff49444f70c3417acfed6c3530980f34ba4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3332",
    "kind": "arxiv",
    "version": 2
  }
}