Pith Number

pith:7RCPWL4I

pith:2012:7RCPWL4IHGQ6WFWWEZQPO42IU2

not attested not anchored not stored refs pending

Numerical resolution of an anisotropic non-linear diffusion problem

Alexandre Mouton (LPP), Fabrice Deluzet (IMT), St\'ephane Brull (MAB)

arxiv:1210.0681 v1 · 2012-10-02 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RCPWL4IHGQ6WFWWEZQPO42IU2}

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	2026-05-18T03:44:14.519733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc44fb2f8839a1eb16d62660f77348a6922cf2b473f68a4335687018c29d93b9

Aliases

arxiv: 1210.0681 · arxiv_version: 1210.0681v1 · doi: 10.48550/arxiv.1210.0681 · pith_short_12: 7RCPWL4IHGQ6 · pith_short_16: 7RCPWL4IHGQ6WFWW · pith_short_8: 7RCPWL4I

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/7RCPWL4IHGQ6WFWWEZQPO42IU2 \
  | 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: fc44fb2f8839a1eb16d62660f77348a6922cf2b473f68a4335687018c29d93b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6384d76d8636e4ae45b258600207c17fa9f5431d0010cc16633a70a2baf7e16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-10-02T07:44:40Z",
    "title_canon_sha256": "c8f309aa6e1b2c05998058f2017b54d26841746fa14a2fbd678d3d23c484fb33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0681",
    "kind": "arxiv",
    "version": 1
  }
}