Pith Number

pith:RDZT2B74

pith:2023:RDZT2B74UTEASSDCGM7YYMODCX

not attested not anchored not stored refs pending

Dynamic accommodation measurement using Purkinje reflections and ML algorithms

Afsun Sahin, Arda Gulersoy, Faik Ozan Ozhan, Hakan Urey, Ugur Aygun

arxiv:2304.01296 v2 · 2023-04-03 · physics.med-ph · cs.LG · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDZT2B74UTEASSDCGM7YYMODCX}

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	2026-07-05T05:59:49.843764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88f33d07fca4c8094862333f8c31c315df0133e26b7ed8f224ae82f5acdaae6a

Aliases

arxiv: 2304.01296 · arxiv_version: 2304.01296v2 · doi: 10.48550/arxiv.2304.01296 · pith_short_12: RDZT2B74UTEA · pith_short_16: RDZT2B74UTEASSDC · pith_short_8: RDZT2B74

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/RDZT2B74UTEASSDCGM7YYMODCX \
  | 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: 88f33d07fca4c8094862333f8c31c315df0133e26b7ed8f224ae82f5acdaae6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "599dec6f9dccbdf323cabf684ca9a813456157ec74ee4842230d854974674ee2",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2023-04-03T18:47:17Z",
    "title_canon_sha256": "1d665bd3d93c7f1848cbf0ec45de32814a62b726f0bc3a1f28fb9facd1cc2364"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.01296",
    "kind": "arxiv",
    "version": 2
  }
}