Pith Number

pith:4WC2K5FH

pith:2018:4WC2K5FHFZQTSI76Q2UCG7KXGQ

not attested not anchored not stored refs pending

Automatic Classification of Knee Rehabilitation Exercises Using a Single Inertial Sensor: a Case Study

Antonio Bevilacqua, Bingquan Huang, Brian Caulfield, Rob Argent, Tahar Kechadi

arxiv:1812.03880 v1 · 2018-12-10 · cs.HC · cs.CY · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4WC2K5FHFZQTSI76Q2UCG7KXGQ}

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	2026-05-17T23:58:43.674935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e585a574a72e613923fe86a8237d57343153ac5a44789aa6b89e32977d2954b9

Aliases

arxiv: 1812.03880 · arxiv_version: 1812.03880v1 · doi: 10.48550/arxiv.1812.03880 · pith_short_12: 4WC2K5FHFZQT · pith_short_16: 4WC2K5FHFZQTSI76 · pith_short_8: 4WC2K5FH

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/4WC2K5FHFZQTSI76Q2UCG7KXGQ \
  | 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: e585a574a72e613923fe86a8237d57343153ac5a44789aa6b89e32977d2954b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "997eceb576deed69c48872bab4f7ea9b552fc457be4f01a9b95dd497754fec73",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-12-10T15:36:41Z",
    "title_canon_sha256": "c7476ddbd9b079e2807471d948133d71c94dcc837958096862b66142631da695"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03880",
    "kind": "arxiv",
    "version": 1
  }
}