Pith Number

pith:UCT6TM3F

pith:2013:UCT6TM3FRLGNWI553546Q4ARZ3

not attested not anchored not stored refs pending

Stable regular critical points of the Mumford-Shah functional are local minimizers

Marco Bonacini, Massimiliano Morini

arxiv:1307.6730 v1 · 2013-07-25 · 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{UCT6TM3FRLGNWI553546Q4ARZ3}

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	2026-05-18T03:17:34.849227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0a7e9b3658accdb23bddf79e87011cef85b5e86752a96084db58aed1a5512ca

Aliases

arxiv: 1307.6730 · arxiv_version: 1307.6730v1 · doi: 10.48550/arxiv.1307.6730 · pith_short_12: UCT6TM3FRLGN · pith_short_16: UCT6TM3FRLGNWI55 · pith_short_8: UCT6TM3F

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/UCT6TM3FRLGNWI553546Q4ARZ3 \
  | 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: a0a7e9b3658accdb23bddf79e87011cef85b5e86752a96084db58aed1a5512ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "992860a0c71aee381952a9c31c9dad6e56e2c29495d355224755f4e6dffaaf4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-07-25T13:08:23Z",
    "title_canon_sha256": "d445f79a898cc483dadd205eabce625c24afcd39fc51f4ce30330d7b1195478b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.6730",
    "kind": "arxiv",
    "version": 1
  }
}