Pith Number

pith:REBUU77V

pith:2013:REBUU77VOUMMH2P5NGVLLLRETQ

not attested not anchored not stored refs pending

Two cases of squares evolving by anisotropic diffusion

Monika Muszkieta, Piotr B. Mucha, Piotr Rybka

arxiv:1303.1655 v1 · 2013-03-07 · 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{REBUU77VOUMMH2P5NGVLLLRETQ}

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	2026-05-18T03:31:33.553022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89034a7ff57518c3e9fd69aab5ae249c327c84ae3a94f215d9e0dad662c717d9

Aliases

arxiv: 1303.1655 · arxiv_version: 1303.1655v1 · doi: 10.48550/arxiv.1303.1655 · pith_short_12: REBUU77VOUMM · pith_short_16: REBUU77VOUMMH2P5 · pith_short_8: REBUU77V

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/REBUU77VOUMMH2P5NGVLLLRETQ \
  | 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: 89034a7ff57518c3e9fd69aab5ae249c327c84ae3a94f215d9e0dad662c717d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03c5ab55e9ea1c46ab4175e354c77f46f32db8c95a7e2a53021560834893a2ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-03-07T12:01:15Z",
    "title_canon_sha256": "37b13a9fb3ff189566205aebb8aa27266f166a3a1caf8b3f3ea45b884eb9de96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1655",
    "kind": "arxiv",
    "version": 1
  }
}