Pith Number

pith:LMWKX5NK

pith:2025:LMWKX5NKBWMXRXOU4OEYDYHM3J

not attested not anchored not stored refs pending

Predicting Cognitive Decline: A Multimodal AI Approach to Dementia Screening from Speech

Arav Sharma, Ari Gebhardt, Joseph T. Colonel, Lei Chi

arxiv:2502.08862 v1 · 2025-02-13 · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LMWKX5NKBWMXRXOU4OEYDYHM3J}

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	2026-07-05T10:13:48.788430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b2cabf5aa0d9978ddd4e38981e0ecda74e3f66344593e1f0bd0962658fdcd35

Aliases

arxiv: 2502.08862 · arxiv_version: 2502.08862v1 · doi: 10.48550/arxiv.2502.08862 · pith_short_12: LMWKX5NKBWMX · pith_short_16: LMWKX5NKBWMXRXOU · pith_short_8: LMWKX5NK

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/LMWKX5NKBWMXRXOU4OEYDYHM3J \
  | 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: 5b2cabf5aa0d9978ddd4e38981e0ecda74e3f66344593e1f0bd0962658fdcd35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87203dc76bd125a860f454f6220a3a0773fd38e12c6e4b9577f31b6420c1a885",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2025-02-13T00:24:51Z",
    "title_canon_sha256": "ca9e913f80cb7fbdce39ea93f0762e7ef3833ed84b8658b1c256c8c9b96069ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08862",
    "kind": "arxiv",
    "version": 1
  }
}