Pith Number

pith:QWWLT4E3

pith:2017:QWWLT4E3S5B4S3LCB5FVL4VXDT

not attested not anchored not stored refs pending

Video and Accelerometer-Based Motion Analysis for Automated Surgical Skills Assessment

Aneeq Zia, Eric L. Sarin, Irfan Essa, Vinay Bettadapura, Yachna Sharma

arxiv:1702.07772 v1 · 2017-02-24 · 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{QWWLT4E3S5B4S3LCB5FVL4VXDT}

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	2026-05-18T00:49:57.109270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85acb9f09b9743c96d620f4b55f2b71cc5dc7ce356c13a308828808144e85b4d

Aliases

arxiv: 1702.07772 · arxiv_version: 1702.07772v1 · doi: 10.48550/arxiv.1702.07772 · pith_short_12: QWWLT4E3S5B4 · pith_short_16: QWWLT4E3S5B4S3LC · pith_short_8: QWWLT4E3

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/QWWLT4E3S5B4S3LCB5FVL4VXDT \
  | 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: 85acb9f09b9743c96d620f4b55f2b71cc5dc7ce356c13a308828808144e85b4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08e5b8746b816362b6e63b778231bde266343971ca41a815a92cea076b49fa45",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-24T21:30:31Z",
    "title_canon_sha256": "8014cb5f68da4072992f85a1b656aad653d583ed6c9fb5cf70832ced820ca45a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07772",
    "kind": "arxiv",
    "version": 1
  }
}