Pith Number

pith:RWEBQRSA

pith:2015:RWEBQRSA3DH2G5CBHVEXUP5WI4

not attested not anchored not stored refs pending

A Markov Random Field and Active Contour Image Segmentation Model for Animal Spots Patterns

Alexander G\'omez, Augusto Salazar, German D\'iez, Jhony Giraldo, Juan M. Daza

arxiv:1510.07474 v1 · 2015-10-26 · 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{RWEBQRSA3DH2G5CBHVEXUP5WI4}

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	2026-05-18T01:29:14.001351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d88184640d8cfa374413d497a3fb6471b10a2d4bbdf0187aef8134006a6bcbe

Aliases

arxiv: 1510.07474 · arxiv_version: 1510.07474v1 · doi: 10.48550/arxiv.1510.07474 · pith_short_12: RWEBQRSA3DH2 · pith_short_16: RWEBQRSA3DH2G5CB · pith_short_8: RWEBQRSA

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/RWEBQRSA3DH2G5CBHVEXUP5WI4 \
  | 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: 8d88184640d8cfa374413d497a3fb6471b10a2d4bbdf0187aef8134006a6bcbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20bb41392d99410b387c7e551dce849f5b0faf3336e9d2cb7c248666c43f43fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-10-26T13:26:46Z",
    "title_canon_sha256": "e6f953054590eb824453733055c2a1f0d1813d748ffa0b9e3a8cbab6d1726fcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07474",
    "kind": "arxiv",
    "version": 1
  }
}