Pith Number

pith:TSSWYXXZ

pith:2019:TSSWYXXZ5JICKBN5C3GSBEMVMP

not attested not anchored not stored refs pending

A new Edge Detector Based on Parametric Surface Model: Regression Surface Descriptor

Houman Borouchaki, Laurence Moreau, R\'emi Cogranne, R\'emi Slysz

arxiv:1904.10235 v1 · 2019-04-23 · eess.IV · 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{TSSWYXXZ5JICKBN5C3GSBEMVMP}

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	2026-05-17T23:47:54.739588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ca56c5ef9ea502505bd16cd20919563dde225cf229e4e7b1c0ebb975085b50d

Aliases

arxiv: 1904.10235 · arxiv_version: 1904.10235v1 · doi: 10.48550/arxiv.1904.10235 · pith_short_12: TSSWYXXZ5JIC · pith_short_16: TSSWYXXZ5JICKBN5 · pith_short_8: TSSWYXXZ

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/TSSWYXXZ5JICKBN5C3GSBEMVMP \
  | 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: 9ca56c5ef9ea502505bd16cd20919563dde225cf229e4e7b1c0ebb975085b50d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "babf04c872cbdd8d27638dbc776b7448aad28057775c911be84e07d2533e2bc2",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-04-23T10:18:25Z",
    "title_canon_sha256": "12c0622147c1d8582ea8460b581b975db236870f9cacb0c965d1f22b9a5fb53d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10235",
    "kind": "arxiv",
    "version": 1
  }
}