Pith Number

pith:Z4OBZDRP

pith:2026:Z4OBZDRPTS75YD5QPWSCK3FWYG

not attested not anchored not stored refs pending

Dementia-Agents: A Multi-Modal Multi-Agent System for Dementia Staging and Phenotyping

Amy Brodtmann, David Darby, Jenna Dennison, Maja Christensen, Yaling Shen, Yiwen Jiang, Zongyuan Ge

arxiv:2606.21168 v1 · 2026-06-19 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4OBZDRPTS75YD5QPWSCK3FWYG}

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	2026-06-23T01:12:32.238639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf1c1c8e2f9cbfdc0fb07da4256cb6c1bc0b31b4c2cad92dac9ee0e757797cfc

Aliases

arxiv: 2606.21168 · arxiv_version: 2606.21168v1 · doi: 10.48550/arxiv.2606.21168 · pith_short_12: Z4OBZDRPTS75 · pith_short_16: Z4OBZDRPTS75YD5Q · pith_short_8: Z4OBZDRP

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/Z4OBZDRPTS75YD5QPWSCK3FWYG \
  | 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: cf1c1c8e2f9cbfdc0fb07da4256cb6c1bc0b31b4c2cad92dac9ee0e757797cfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e39fe7e7c7f4b30bd56df3ca78fdda1a3ae646ba453fbb417de5b3c741b91f3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-19T07:16:36Z",
    "title_canon_sha256": "930ab5c079c1fa3f09f666c3cde84fb6bbd21ad585e391c6ebc98cb7e5d8e862"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21168",
    "kind": "arxiv",
    "version": 1
  }
}