Pith Number

pith:WHS4THWJ

pith:2015:WHS4THWJG2HALYATGZC3RXLKUN

not attested not anchored not stored refs pending

Short time heat diffusion in compact domains with discontinuous transmission boundary conditions

Anna Rozanova-Pierrat (MAS), Claude Bardos (LJLL), Denis Grebenkov (PMC)

arxiv:1509.02095 v1 · 2015-09-07 · math.AP · math-ph · math.FA · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WHS4THWJG2HALYATGZC3RXLKUN}

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	2026-05-18T01:33:49.742997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1e5c99ec9368e05e0133645b8dd6aa379e4e478b1b1a78ca54c1861eb5db98a

Aliases

arxiv: 1509.02095 · arxiv_version: 1509.02095v1 · doi: 10.48550/arxiv.1509.02095 · pith_short_12: WHS4THWJG2HA · pith_short_16: WHS4THWJG2HALYAT · pith_short_8: WHS4THWJ

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/WHS4THWJG2HALYATGZC3RXLKUN \
  | 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: b1e5c99ec9368e05e0133645b8dd6aa379e4e478b1b1a78ca54c1861eb5db98a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06b1463017318a0fdc77a5cea83f03bfaa40928cbe6cb32783acc2aeb8780e6a",
    "cross_cats_sorted": [
      "math-ph",
      "math.FA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-09-07T15:52:39Z",
    "title_canon_sha256": "c636a08134234889b756c5544d1e8ace95a9670c6096712b742fbb84711529f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02095",
    "kind": "arxiv",
    "version": 1
  }
}