Pith Number

pith:ZDFWNMCK

pith:2015:ZDFWNMCKZI5RXXC5TUZPKFGZ36

not attested not anchored not stored refs pending

Analysis of Vessel Connectivities in Retinal Images by Cortically Inspired Spectral Clustering

Alessandro Sarti, Bart ter Haar Romeny, Marta Favali, Samaneh Abbasi-Sureshjani

arxiv:1512.06559 v2 · 2015-12-21 · 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{ZDFWNMCKZI5RXXC5TUZPKFGZ36}

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	2026-05-18T01:14:17.529985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8cb66b04aca3b1bdc5d9d32f514d9df80137493ce4b99c420084a7a43134dc4

Aliases

arxiv: 1512.06559 · arxiv_version: 1512.06559v2 · doi: 10.48550/arxiv.1512.06559 · pith_short_12: ZDFWNMCKZI5R · pith_short_16: ZDFWNMCKZI5RXXC5 · pith_short_8: ZDFWNMCK

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/ZDFWNMCKZI5RXXC5TUZPKFGZ36 \
  | 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: c8cb66b04aca3b1bdc5d9d32f514d9df80137493ce4b99c420084a7a43134dc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8d82447f916c9dfa50bc31bc30137858c3eea927177d0b3bd20800f245d4565",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-12-21T10:09:23Z",
    "title_canon_sha256": "dbb5cb75e9b6a02719cf86e64604ecd1f082ee3f20aaff211cbec89f7b05aaa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06559",
    "kind": "arxiv",
    "version": 2
  }
}