Pith Number

pith:C56FGSTN

pith:2018:C56FGSTNIKBCVDQCFN6WPQL7F2

not attested not anchored not stored refs pending

Robust Iris Segmentation Based on Fully Convolutional Networks and Generative Adversarial Networks

Alceu S. Britto Jr., Cides S. Bezerra, David Menotti, Diego R. Lucio, Evair Severo, Lucas F. Oliveira, Rayson Laroca

arxiv:1809.00769 v1 · 2018-09-04 · 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{C56FGSTNIKBCVDQCFN6WPQL7F2}

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	2026-05-17T23:56:05.218272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

177c534a6d42822a8e022b7d67c17f2e8b4b01bddc24e60233ce569b8d18dc2a

Aliases

arxiv: 1809.00769 · arxiv_version: 1809.00769v1 · doi: 10.48550/arxiv.1809.00769 · pith_short_12: C56FGSTNIKBC · pith_short_16: C56FGSTNIKBCVDQC · pith_short_8: C56FGSTN

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/C56FGSTNIKBCVDQCFN6WPQL7F2 \
  | 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: 177c534a6d42822a8e022b7d67c17f2e8b4b01bddc24e60233ce569b8d18dc2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76d4eba987683d42ed0f5c07d0b06383c58c8f3165c539cb6237a051a55191df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-04T02:10:41Z",
    "title_canon_sha256": "bd6f4003338acb2c4259e2d772d79d11f2e094af1e23d79e3ad65506156e56c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00769",
    "kind": "arxiv",
    "version": 1
  }
}