Pith Number

pith:WZWQB5LE

pith:2018:WZWQB5LEYWN7L3OOFUT5XGK7I5

not attested not anchored not stored refs pending

3D Registration of Curves and Surfaces using Local Differential Information

Carolina Raposo, Joao P. Barreto

arxiv:1804.00637 v1 · 2018-04-02 · 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{WZWQB5LEYWN7L3OOFUT5XGK7I5}

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	2026-05-18T00:19:36.407422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b66d00f564c59bf5edce2d27db995f474681c9c1004e4ba3237786feb925f756

Aliases

arxiv: 1804.00637 · arxiv_version: 1804.00637v1 · doi: 10.48550/arxiv.1804.00637 · pith_short_12: WZWQB5LEYWN7 · pith_short_16: WZWQB5LEYWN7L3OO · pith_short_8: WZWQB5LE

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/WZWQB5LEYWN7L3OOFUT5XGK7I5 \
  | 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: b66d00f564c59bf5edce2d27db995f474681c9c1004e4ba3237786feb925f756

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3f383313f0c5d7295704e30740552e9ab1af3e2a57a665a8502d50ed9432f2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-02T17:33:15Z",
    "title_canon_sha256": "780184cc16d3a03750a7a92b7f77d679f9b666274ad5ac24056f237c9b558167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00637",
    "kind": "arxiv",
    "version": 1
  }
}