Pith Number

pith:CUI6K7LB

pith:2014:CUI6K7LBNPZFGJN7RVW3UCX2S4

not attested not anchored not stored refs pending

Enhancing retinal images by nonlinear registration

Erez N. Ribak, Guillaume Chenegros, Guillaume Molodij, Marie Glanc

arxiv:1408.5503 v1 · 2014-08-23 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CUI6K7LBNPZFGJN7RVW3UCX2S4}

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	2026-05-18T01:14:09.484037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1511e57d616bf25325bf8d6dba0afa9717ae411929ed1331e702b048da268c95

Aliases

arxiv: 1408.5503 · arxiv_version: 1408.5503v1 · doi: 10.48550/arxiv.1408.5503 · pith_short_12: CUI6K7LBNPZF · pith_short_16: CUI6K7LBNPZFGJN7 · pith_short_8: CUI6K7LB

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/CUI6K7LBNPZFGJN7RVW3UCX2S4 \
  | 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: 1511e57d616bf25325bf8d6dba0afa9717ae411929ed1331e702b048da268c95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5a9ec98770ca827692b9ee8c57757ed18ae3acf4e37cf13b236ab2101082a24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-08-23T15:07:02Z",
    "title_canon_sha256": "1802d895abe44f7c910bcfe4543f04be39c9187d1b40cd5d4082bde2740dba3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5503",
    "kind": "arxiv",
    "version": 1
  }
}