Pith Number

pith:IO4RZEWW

pith:2021:IO4RZEWW2DBZQJUYVXWY3X6ZIV

not attested not anchored not stored refs pending

Rigid Motion Invariant Statistical Shape Modeling based on Discrete Fundamental Forms

Christoph von Tycowicz, Felix Ambellan, Stefan Zachow

arxiv:2111.06850 v1 · 2021-11-05 · eess.IV · cs.GR · math.DG · stat.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{IO4RZEWW2DBZQJUYVXWY3X6ZIV}

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	2026-07-05T03:36:40.923357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b91c92d6d0c3982698aded8ddfd9456e04fbdfa35ff037ef5471e02d5e569a

Aliases

arxiv: 2111.06850 · arxiv_version: 2111.06850v1 · doi: 10.48550/arxiv.2111.06850 · pith_short_12: IO4RZEWW2DBZ · pith_short_16: IO4RZEWW2DBZQJUY · pith_short_8: IO4RZEWW

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/IO4RZEWW2DBZQJUYVXWY3X6ZIV \
  | 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: 43b91c92d6d0c3982698aded8ddfd9456e04fbdfa35ff037ef5471e02d5e569a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3559b4f86d39d765786b9b48756b4131f16b2e95d68c01ca52d88c85c53bcbb",
    "cross_cats_sorted": [
      "cs.GR",
      "math.DG",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-11-05T12:36:52Z",
    "title_canon_sha256": "e5130faaa763b1e947784dd355aeb1545488e727c25f5ea8547ac1a754992e6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.06850",
    "kind": "arxiv",
    "version": 1
  }
}