Pith Number

pith:QYKBGLIG

pith:2020:QYKBGLIGQ2POICZC3VFPIHIWFR

not attested not anchored not stored refs pending

Comparison Different Vessel Segmentation Methods in Automated Microaneurysms Detection in Retinal Images using Convolutional Neural Networks

Mahdieh Nazar, Meysam Tavakoli

arxiv:2005.09097 v1 · 2020-04-18 · physics.med-ph · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYKBGLIGQ2POICZC3VFPIHIWFR}

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	2026-07-05T01:04:25.223786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8614132d06869ee40b22dd4af41d162c5a5a4b50a28f5263d1e53c494f2908ab

Aliases

arxiv: 2005.09097 · arxiv_version: 2005.09097v1 · doi: 10.48550/arxiv.2005.09097 · pith_short_12: QYKBGLIGQ2PO · pith_short_16: QYKBGLIGQ2POICZC · pith_short_8: QYKBGLIG

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/QYKBGLIGQ2POICZC3VFPIHIWFR \
  | 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: 8614132d06869ee40b22dd4af41d162c5a5a4b50a28f5263d1e53c494f2908ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf19d911795406c9899938a7a3af4f5b6ceb7d3aa89d9c16a290011b929bf24f",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2020-04-18T00:14:16Z",
    "title_canon_sha256": "6797b595e3c3124ea0d0f6c27044fecaf1b3bb776531415abc06c36241b56237"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09097",
    "kind": "arxiv",
    "version": 1
  }
}