Pith Number

pith:4XBQFFRE

pith:2025:4XBQFFREBVDLYLQFLUK3ESGNGG

not attested not anchored not stored refs pending

Cognitive Performance Measurements and the Impact of Sleep Quality Using Wearable and Mobile Sensors

Aku Visuri, Andy Alorwu, Ella Peltonen, Heli Koskim\"aki, Niels van Berkel, Saeed Abdullah, Simo Hosio

arxiv:2501.15583 v1 · 2025-01-26 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XBQFFREBVDLYLQFLUK3ESGNGG}

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	2026-06-19T16:09:47.743642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5c30296240d46bc2e055d15b248cd31af21a81ea82351eb6f3db1e0a48be077

Aliases

arxiv: 2501.15583 · arxiv_version: 2501.15583v1 · doi: 10.48550/arxiv.2501.15583 · pith_short_12: 4XBQFFREBVDL · pith_short_16: 4XBQFFREBVDLYLQF · pith_short_8: 4XBQFFRE

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/4XBQFFREBVDLYLQFLUK3ESGNGG \
  | 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: e5c30296240d46bc2e055d15b248cd31af21a81ea82351eb6f3db1e0a48be077

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db3b66941117dc6dcfe065d54234ed68b7498506c428dbcc13129e54ba45cbf7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2025-01-26T16:20:15Z",
    "title_canon_sha256": "034bc1c974f9f837270b9868a22754fce7c4e4d6d6ebe506df25fa083a4a0db6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15583",
    "kind": "arxiv",
    "version": 1
  }
}