Pith Number

pith:WFUC5ZD7

pith:2019:WFUC5ZD7JUV5VXKZDT2CLZ3KRD

not attested not anchored not stored refs pending

A Variational Model Dedicated to Joint Segmentation, Registration and Atlas Generation for Shape Analysis

Alistair Forbes, Carola Sch\"onlieb, Carole Le Guyader, Fabien Bonardi, John Aston, Marina Romanchikova, No\'emie Debroux

arxiv:1907.01840 v1 · 2019-07-03 · 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{WFUC5ZD7JUV5VXKZDT2CLZ3KRD}

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	2026-05-17T23:41:34.855644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1682ee47f4d2bdadd591cf425e76a88e3cc4cff599c535a49d0e35c246f9a8f

Aliases

arxiv: 1907.01840 · arxiv_version: 1907.01840v1 · doi: 10.48550/arxiv.1907.01840 · pith_short_12: WFUC5ZD7JUV5 · pith_short_16: WFUC5ZD7JUV5VXKZ · pith_short_8: WFUC5ZD7

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/WFUC5ZD7JUV5VXKZDT2CLZ3KRD \
  | 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: b1682ee47f4d2bdadd591cf425e76a88e3cc4cff599c535a49d0e35c246f9a8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac235851b067441a0bf340bd617b1672c75f686405d4adf65fa29084ff766267",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-07-03T10:36:17Z",
    "title_canon_sha256": "93affda8a2560410fd6f969d22d77908fa325a2dd66bed3519c7434f986e0913"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01840",
    "kind": "arxiv",
    "version": 1
  }
}