Pith Number

pith:3EEOUVGM

pith:2014:3EEOUVGMD5NSDGM2IB4BVE265Y

not attested not anchored not stored refs pending

Local estimates for parabolic equations with nonlinear gradient terms

Francesco Petitta, Tommaso Leonori

arxiv:1411.2545 v2 · 2014-11-10 · 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{3EEOUVGMD5NSDGM2IB4BVE265Y}

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	2026-05-18T02:37:44.116443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d908ea54cc1f5b21999a40781a935eee3d7a0ca198988453cdcf087743ed9335

Aliases

arxiv: 1411.2545 · arxiv_version: 1411.2545v2 · doi: 10.48550/arxiv.1411.2545 · pith_short_12: 3EEOUVGMD5NS · pith_short_16: 3EEOUVGMD5NSDGM2 · pith_short_8: 3EEOUVGM

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/3EEOUVGMD5NSDGM2IB4BVE265Y \
  | 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: d908ea54cc1f5b21999a40781a935eee3d7a0ca198988453cdcf087743ed9335

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd729023926d16a452813e397c4ed1c74296a8ea46ce9577e05d399526b1512d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-11-10T19:18:06Z",
    "title_canon_sha256": "f374fa7bc9c75862fdb61038aa47c2a130436dc4e724b8c8dba6c540f4bcfd06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2545",
    "kind": "arxiv",
    "version": 2
  }
}