Pith Number

pith:QLCLI25E

pith:2022:QLCLI25EEWDPJ6TBAALPHNRHDK

not attested not anchored not stored refs pending

Elastic shape analysis of surfaces with second-order Sobolev metrics: a comprehensive numerical framework

Emmanuel Hartman, Eric Klassen, Martin Bauer, Nicolas Charon, Yashil Sukurdeep

arxiv:2204.04238 v3 · 2022-04-08 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLCLI25EEWDPJ6TBAALPHNRHDK}

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	2026-07-05T09:57:17.591406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82c4b46ba42586f4fa610016f3b6271a8abb73b2b4996dbab1037343c9869f7e

Aliases

arxiv: 2204.04238 · arxiv_version: 2204.04238v3 · doi: 10.48550/arxiv.2204.04238 · pith_short_12: QLCLI25EEWDP · pith_short_16: QLCLI25EEWDPJ6TB · pith_short_8: QLCLI25E

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/QLCLI25EEWDPJ6TBAALPHNRHDK \
  | 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: 82c4b46ba42586f4fa610016f3b6271a8abb73b2b4996dbab1037343c9869f7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6bc12862eee9aad13a8bb19710b0f66dcc840232e3bb18d93185b6b907e5d08",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-04-08T18:19:05Z",
    "title_canon_sha256": "071bebbe984d85b63b9634aa7df10b88b294715a3161b743dcb0e47e339437cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.04238",
    "kind": "arxiv",
    "version": 3
  }
}