Pith Number

pith:WZOVQFM3

pith:2016:WZOVQFM3OIYC5TLQAUBDVDVFJ3

not attested not anchored not stored refs pending

Automated Segmentation of Retinal Layers from Optical Coherent Tomography Images Using Geodesic Distance

Christopher Tench, Frank Proudlock, Irene Gottlob, Jinming Duan, Li Bai

arxiv:1609.02214 v1 · 2016-09-07 · 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{WZOVQFM3OIYC5TLQAUBDVDVFJ3}

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	2026-05-18T01:04:55.147167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b65d58159b72302ecd7005023a8ea54ed98793ff29bdd2e651c5f1993ca64276

Aliases

arxiv: 1609.02214 · arxiv_version: 1609.02214v1 · doi: 10.48550/arxiv.1609.02214 · pith_short_12: WZOVQFM3OIYC · pith_short_16: WZOVQFM3OIYC5TLQ · pith_short_8: WZOVQFM3

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/WZOVQFM3OIYC5TLQAUBDVDVFJ3 \
  | 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: b65d58159b72302ecd7005023a8ea54ed98793ff29bdd2e651c5f1993ca64276

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92b6f1b0a995e2b0fed662ca5555977bdbfa18902543a6f73b9c6573f6dc2be7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-09-07T22:58:21Z",
    "title_canon_sha256": "5a0e38d7ebc7e6decedc1fc260420ee124a2d697adc219d4432895c0a1982401"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02214",
    "kind": "arxiv",
    "version": 1
  }
}