Pith Number

pith:O7NWBRDZ

pith:2025:O7NWBRDZ465PWPDHBADQGBSABM

not attested not anchored not stored refs pending

Canoe Paddling Quality Assessment Using Smart Devices: Preliminary Machine Learning Study

A. Hassan, A. Lamelas, P. Bhote, S. Parab

arxiv:2508.01511 v1 · 2025-08-02 · 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{O7NWBRDZ465PWPDHBADQGBSABM}

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	2026-07-05T11:47:40.224650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77db60c479e7bafb3c6708070306400b3d7ec7e7cc7925ada465523cb0ff3bfd

Aliases

arxiv: 2508.01511 · arxiv_version: 2508.01511v1 · doi: 10.48550/arxiv.2508.01511 · pith_short_12: O7NWBRDZ465P · pith_short_16: O7NWBRDZ465PWPDH · pith_short_8: O7NWBRDZ

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/O7NWBRDZ465PWPDHBADQGBSABM \
  | 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: 77db60c479e7bafb3c6708070306400b3d7ec7e7cc7925ada465523cb0ff3bfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c85378425f8013dbdbbbceb0a59cbc069fc47ac0c72e769c9b50495a67d6228",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-08-02T22:42:19Z",
    "title_canon_sha256": "0e8ee04c8127de90b2672e99c63ccf98f2db5ffa60ed06b39b1b46b633d6c8d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.01511",
    "kind": "arxiv",
    "version": 1
  }
}