Pith Number

pith:CCBO7PJX

pith:2021:CCBO7PJX6FPBDJ7SMW4YXFJXHM

not attested not anchored not stored refs pending

Towards Automated and Marker-less Parkinson Disease Assessment: Predicting UPDRS Scores using Sit-stand videos

Deval Mehta, Erhan Bilal, Jeffrey Rogers, Stefan Harrer, Stefan Von Cavallar, Tian Hao, Umar Asif

arxiv:2104.04650 v1 · 2021-04-10 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CCBO7PJX6FPBDJ7SMW4YXFJXHM}

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	2026-07-05T02:30:46.126546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1082efbd37f15e11a7f265b98b95373b10c4f8da8e405a8e1daa20b78894ab62

Aliases

arxiv: 2104.04650 · arxiv_version: 2104.04650v1 · doi: 10.48550/arxiv.2104.04650 · pith_short_12: CCBO7PJX6FPB · pith_short_16: CCBO7PJX6FPBDJ7S · pith_short_8: CCBO7PJX

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/CCBO7PJX6FPBDJ7SMW4YXFJXHM \
  | 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: 1082efbd37f15e11a7f265b98b95373b10c4f8da8e405a8e1daa20b78894ab62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1238989972ea2ebfa2ac3ed7fd154f11b9217fef9b3f6bd3a1a02a7e7e4e5400",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-10T00:05:51Z",
    "title_canon_sha256": "c9bcf64b37338cc6c0ef1dea39b1ca61167260f5ab77e1cfca26780c27f02607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04650",
    "kind": "arxiv",
    "version": 1
  }
}