Pith Number

pith:QNPD4M3J

pith:2017:QNPD4M3JRQNIUEIQG2DAGJ4R6I

not attested not anchored not stored refs pending

Summarization of User-Generated Sports Video by Using Deep Action Recognition Features

Antonio Tejero-de-Pablos, Esa Rahtu, Marko Linna, Naokazu Yokoya, Tomokazu Sato, Yuta Nakashima

arxiv:1709.08421 v2 · 2017-09-25 · 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{QNPD4M3JRQNIUEIQG2DAGJ4R6I}

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	2026-05-18T00:18:36.032818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

835e3e33698c1a8a11103686032791f212ec003e4be005b80abf9579b979a19d

Aliases

arxiv: 1709.08421 · arxiv_version: 1709.08421v2 · doi: 10.48550/arxiv.1709.08421 · pith_short_12: QNPD4M3JRQNI · pith_short_16: QNPD4M3JRQNIUEIQ · pith_short_8: QNPD4M3J

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/QNPD4M3JRQNIUEIQG2DAGJ4R6I \
  | 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: 835e3e33698c1a8a11103686032791f212ec003e4be005b80abf9579b979a19d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "513bbadb35429086f839bb9a0f11d2d1f36443f38046f646870d15989b149e5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-09-25T10:57:30Z",
    "title_canon_sha256": "7043ff3c5be3f64f97c241647d3dbc21d57f302b6c9f64170e8c71b16cb76d2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08421",
    "kind": "arxiv",
    "version": 2
  }
}