Pith Number

pith:A3XLZOXG

pith:2023:A3XLZOXGWILMFIUD6FEDM5O3GX

not attested not anchored not stored refs pending

A penalized Allen-Cahn equation for the mean curvature flow of thin structures

Chih-Kang Huang, Elie Bretin, Simon Masnou

arxiv:2310.10272 v2 · 2023-10-16 · math.NA · cs.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{A3XLZOXGWILMFIUD6FEDM5O3GX}

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	2026-06-12T01:09:03.937862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06eebcbae6b216c2a283f1483675db35c2debb649c4e3104f4b83f243cb64a97

Aliases

arxiv: 2310.10272 · arxiv_version: 2310.10272v2 · doi: 10.48550/arxiv.2310.10272 · pith_short_12: A3XLZOXGWILM · pith_short_16: A3XLZOXGWILMFIUD · pith_short_8: A3XLZOXG

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/A3XLZOXGWILMFIUD6FEDM5O3GX \
  | 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: 06eebcbae6b216c2a283f1483675db35c2debb649c4e3104f4b83f243cb64a97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9e9bbecdc7fc5e82a8cfe4dc78d527e05d41c6def67bfd5e8f168aeab62f10b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-10-16T10:58:22Z",
    "title_canon_sha256": "15778049ef36a8fe74fbec3bb03173240d54a5db6aa475f1daac5ee2113512cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.10272",
    "kind": "arxiv",
    "version": 2
  }
}