Pith Number

pith:E2FARIYW

pith:2021:E2FARIYWNMRXMQW3YTUJ2LB6RT

not attested not anchored not stored refs pending

Early Detection of Retinopathy of Prematurity stage using Deep Learning approach

Anand Vinekar, Keerthi Ram, Mohanasankar Sivaprakasam, Supriti Mulay

arxiv:2109.01442 v1 · 2021-09-03 · 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{E2FARIYWNMRXMQW3YTUJ2LB6RT}

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	2026-07-05T03:11:18.546833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

268a08a3166b237642dbc4e89d2c3e8cc7cbfca9844a90f56de0fa0f6d1d86c7

Aliases

arxiv: 2109.01442 · arxiv_version: 2109.01442v1 · doi: 10.48550/arxiv.2109.01442 · pith_short_12: E2FARIYWNMRX · pith_short_16: E2FARIYWNMRXMQW3 · pith_short_8: E2FARIYW

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/E2FARIYWNMRXMQW3YTUJ2LB6RT \
  | 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: 268a08a3166b237642dbc4e89d2c3e8cc7cbfca9844a90f56de0fa0f6d1d86c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43130b41494857ad4f9439cc7fbc5fed866f748983d6b78e110ca2e25c424805",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-09-03T11:09:07Z",
    "title_canon_sha256": "1ac12ecfe547d78a303c39b425b909eacef0b412e78ee28ff7c3af9b31055592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01442",
    "kind": "arxiv",
    "version": 1
  }
}