Pith Number

pith:ULZ3PWPB

pith:2014:ULZ3PWPBPZUHJB74SJRJZTFZDU

not attested not anchored not stored refs pending

An Identification System Using Eye Detection Based On Wavelets And Neural Networks

Mohamed A. El-Sayed, Mohamed A. Khafagy

arxiv:1401.5108 v1 · 2014-01-20 · 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{ULZ3PWPBPZUHJB74SJRJZTFZDU}

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	2026-05-18T03:01:34.855826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2f3b7d9e17e687487fc92629cccb91d12b606d14d3e2da99a6a8c17cf8c2498

Aliases

arxiv: 1401.5108 · arxiv_version: 1401.5108v1 · doi: 10.48550/arxiv.1401.5108 · pith_short_12: ULZ3PWPBPZUH · pith_short_16: ULZ3PWPBPZUHJB74 · pith_short_8: ULZ3PWPB

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/ULZ3PWPBPZUHJB74SJRJZTFZDU \
  | 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: a2f3b7d9e17e687487fc92629cccb91d12b606d14d3e2da99a6a8c17cf8c2498

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16f20d159f9d6b00bb7a8975f69b040d88b11d71f755c9f2f720267820031f91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-01-20T22:10:52Z",
    "title_canon_sha256": "517fdf24961776f37eabda865493898bfab83dcbeeb8255e5fb890ca0bd202ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5108",
    "kind": "arxiv",
    "version": 1
  }
}