Pith Number

pith:5B7JPFAF

pith:2017:5B7JPFAFJPTDH7RNWCJQUGNB7J

not attested not anchored not stored refs pending

AVEID: Automatic Video System for Measuring Engagement In Dementia

Pin Sym Foong, Ramanathan Subramanian, Shendong Zhao, Viral Parekh

arxiv:1712.08084 v1 · 2017-12-21 · cs.HC · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5B7JPFAFJPTDH7RNWCJQUGNB7J}

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	2026-05-18T00:27:28.868993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e87e9794054be633fe2db0930a19a1fa532945c27d9f0e5f1771ad44440c780f

Aliases

arxiv: 1712.08084 · arxiv_version: 1712.08084v1 · doi: 10.48550/arxiv.1712.08084 · pith_short_12: 5B7JPFAFJPTD · pith_short_16: 5B7JPFAFJPTDH7RN · pith_short_8: 5B7JPFAF

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/5B7JPFAFJPTDH7RNWCJQUGNB7J \
  | 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: e87e9794054be633fe2db0930a19a1fa532945c27d9f0e5f1771ad44440c780f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef5d6b04d72f8b4fa818d108a15d6ee58ab615bc38caeac696eb717352f2826b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2017-12-21T16:57:35Z",
    "title_canon_sha256": "c88cb6d9d39f592e207c1432c39629d479965042c9a95c29685d626c8f14ccd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08084",
    "kind": "arxiv",
    "version": 1
  }
}