Pith Number

pith:XJVWRW6K

pith:2025:XJVWRW6KLXVU7RBCA723JC5XCX

not attested not anchored not stored refs pending

COph100: A comprehensive fundus image registration dataset from infants constituting the "RIDIRP" database

Hai Lu, Heng Li, Hongli Shen, Jiabao Liu, Jiang Liu, Mingdao Gong, Mingzhen Yuan, Xiaoqing Zhang, Yan Hu, Zhongxi Qiu

arxiv:2501.02800 v1 · 2025-01-06 · cs.CV · cs.CE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJVWRW6KLXVU7RBCA723JC5XCX}

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	2026-07-05T09:57:12.496786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba6b68dbca5deb4fc42207f5b48bb715fb459b4b7790f5efa6a053596abe6f58

Aliases

arxiv: 2501.02800 · arxiv_version: 2501.02800v1 · doi: 10.48550/arxiv.2501.02800 · pith_short_12: XJVWRW6KLXVU · pith_short_16: XJVWRW6KLXVU7RBC · pith_short_8: XJVWRW6K

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/XJVWRW6KLXVU7RBCA723JC5XCX \
  | 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: ba6b68dbca5deb4fc42207f5b48bb715fb459b4b7790f5efa6a053596abe6f58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e23ad43b17879919c1fda778e6c55f88caf49bd8c03258549887ffe3910fb0c",
    "cross_cats_sorted": [
      "cs.CE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-06T06:37:01Z",
    "title_canon_sha256": "a6e05fad208877a2b6d871544d01dcca6b38bb7c86a650e163cace46192ada88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.02800",
    "kind": "arxiv",
    "version": 1
  }
}