Pith Number

pith:Z2RKA5AL

pith:2023:Z2RKA5ALDPJXRJQ6KBCIHIIXCZ

not attested not anchored not stored refs pending

Assessing cognitive function among older adults using machine learning and wearable device data: a feasibility study

Collin Sakal, Juan Li, Tingyou Li, Xinyue Li

arxiv:2309.07133 v2 · 2023-08-28 · eess.SP · cs.HC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2RKA5ALDPJXRJQ6KBCIHIIXCZ}

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	2026-07-05T07:59:53.072551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea2a0740b1bd378a61e504483a11716644ff006ed110e26a87b13fa8499432d

Aliases

arxiv: 2309.07133 · arxiv_version: 2309.07133v2 · doi: 10.48550/arxiv.2309.07133 · pith_short_12: Z2RKA5ALDPJX · pith_short_16: Z2RKA5ALDPJXRJQ6 · pith_short_8: Z2RKA5AL

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/Z2RKA5ALDPJXRJQ6KBCIHIIXCZ \
  | 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: cea2a0740b1bd378a61e504483a11716644ff006ed110e26a87b13fa8499432d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a8816a42b1144c95f2a9125715c732bfa33e53ce36f4611322c29b476b3070b",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-08-28T00:07:55Z",
    "title_canon_sha256": "6777b8df875486dada7161d0dbb35dae04f66f97bb23e7e4a1be8f6bf62621b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.07133",
    "kind": "arxiv",
    "version": 2
  }
}