Pith Number

pith:TGNOX7FW

pith:2018:TGNOX7FWXK2BEXCY3KAU52RAFZ

not attested not anchored not stored refs pending

Enhanced Optic Disk and Cup Segmentation with Glaucoma Screening from Fundus Images using Position encoded CNNs

Avinash Kori, Ganapathy Krishnamurthi, Varghese Alex, Vismay Agrawal

arxiv:1809.05216 v1 · 2018-09-14 · 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{TGNOX7FWXK2BEXCY3KAU52RAFZ}

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	2026-05-18T00:05:44.385398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

999aebfcb6bab4125c58da814eea202e622c0addb8c08c7bed2c496e8f89885d

Aliases

arxiv: 1809.05216 · arxiv_version: 1809.05216v1 · doi: 10.48550/arxiv.1809.05216 · pith_short_12: TGNOX7FWXK2B · pith_short_16: TGNOX7FWXK2BEXCY · pith_short_8: TGNOX7FW

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/TGNOX7FWXK2BEXCY3KAU52RAFZ \
  | 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: 999aebfcb6bab4125c58da814eea202e622c0addb8c08c7bed2c496e8f89885d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be43c1993f1eccd30de7b8bb7e4edb869fd8ba38dc780c812f6311dc7e1ced50",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-14T01:31:15Z",
    "title_canon_sha256": "927783cd4fc834275d78b886da56ff5d9635aa51e5505b6b0a032a6a63d746e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05216",
    "kind": "arxiv",
    "version": 1
  }
}