Pith Number

pith:U4K3N2RR

pith:2023:U4K3N2RRKG4XXGJWIR72FTENDQ

not attested not anchored not stored refs pending

Retinal Vessel Segmentation via a Multi-resolution Contextual Network and Adversarial Learning

Antonio Robles-Kelly, Imran Razzak, Syed S. Naqvi, Tariq M. Khan

arxiv:2304.12856 v1 · 2023-04-25 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U4K3N2RRKG4XXGJWIR72FTENDQ}

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	2026-07-05T06:04:21.734976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a715b6ea3151b97b9936447fa2cc8d1c2c401f2a923905fa228162a361b69d17

Aliases

arxiv: 2304.12856 · arxiv_version: 2304.12856v1 · doi: 10.48550/arxiv.2304.12856 · pith_short_12: U4K3N2RRKG4X · pith_short_16: U4K3N2RRKG4XXGJW · pith_short_8: U4K3N2RR

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/U4K3N2RRKG4XXGJWIR72FTENDQ \
  | 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: a715b6ea3151b97b9936447fa2cc8d1c2c401f2a923905fa228162a361b69d17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6536fbd1aaa942390f4a557cde8aa62888101517e16579168e9695dd9150604f",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-04-25T14:27:34Z",
    "title_canon_sha256": "9cd8549ef65964f81de612d9b45e5a1fc5ded2d38ef15a40366c18b0ff80efd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.12856",
    "kind": "arxiv",
    "version": 1
  }
}