Pith Number

pith:VFGQDI37

pith:2018:VFGQDI37BTPA7J5OI7EQDRZNOI

not attested not anchored not stored refs pending

Brain-inspired robust delineation operator

George Azzopardi, Nicolai Petkov, Nicola Strisciuglio

arxiv:1811.10240 v1 · 2018-11-26 · 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{VFGQDI37BTPA7J5OI7EQDRZNOI}

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	2026-05-17T23:59:57.007068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a94d01a37f0cde0fa7ae47c901c72d7214749e740e25c12cb6a1d3cb3bccb580

Aliases

arxiv: 1811.10240 · arxiv_version: 1811.10240v1 · doi: 10.48550/arxiv.1811.10240 · pith_short_12: VFGQDI37BTPA · pith_short_16: VFGQDI37BTPA7J5O · pith_short_8: VFGQDI37

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/VFGQDI37BTPA7J5OI7EQDRZNOI \
  | 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: a94d01a37f0cde0fa7ae47c901c72d7214749e740e25c12cb6a1d3cb3bccb580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecf253fb8cc4c4863ade924b78e412b9a2022e9f641eb5c089c3000d0ef086dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-26T09:24:58Z",
    "title_canon_sha256": "18d2220f1a816c474fd12d4be26a4a6f4b43081da92b4727093ba32964bd3456"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10240",
    "kind": "arxiv",
    "version": 1
  }
}