Pith Number

pith:O354QEJE

pith:2021:O354QEJEWRNIZ72EN7YYJXF6WK

not attested not anchored not stored refs pending

Continuous Non-Invasive Eye Tracking In Intensive Care

Ahmed Al-Hindawi, Marcela Paula Vizcaychipi, Yiannis Demiris

arxiv:2108.01439 v1 · 2021-07-23 · 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{O354QEJEWRNIZ72EN7YYJXF6WK}

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	2026-07-05T03:03:02.966231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76fbc81124b45a8cff446ff184dcbeb28aebd7439bf9482ac4a5302ba7b03534

Aliases

arxiv: 2108.01439 · arxiv_version: 2108.01439v1 · doi: 10.48550/arxiv.2108.01439 · pith_short_12: O354QEJEWRNI · pith_short_16: O354QEJEWRNIZ72E · pith_short_8: O354QEJE

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/O354QEJEWRNIZ72EN7YYJXF6WK \
  | 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: 76fbc81124b45a8cff446ff184dcbeb28aebd7439bf9482ac4a5302ba7b03534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9bd422825231eaeada85fb8674b40d1e9a3189af7002dbfddd0d86e1d5f65c7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-23T16:19:35Z",
    "title_canon_sha256": "963933b2dee272364c23bdf3f36bc8f7ae955349f9403e00ee84699d2043aa40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.01439",
    "kind": "arxiv",
    "version": 1
  }
}