Pith Number

pith:FSUDZ5A5

pith:2018:FSUDZ5A5UR3RFECUJAYHRM5P7Q

not attested not anchored not stored refs pending

The Globally Optimal Reparameterization Algorithm: an Alternative to Fast Dynamic Time Warping for Action Recognition in Video Sequences

Gregory S. Chirikjian, Sipu Ruan, Thomas Mitchel, Yixin Gao

arxiv:1807.05485 v1 · 2018-07-15 · 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{FSUDZ5A5UR3RFECUJAYHRM5P7Q}

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	2026-05-18T00:10:43.434953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca83cf41da477129054483078b3affc3329cc5b7023af958788871e058fe81b

Aliases

arxiv: 1807.05485 · arxiv_version: 1807.05485v1 · doi: 10.48550/arxiv.1807.05485 · pith_short_12: FSUDZ5A5UR3R · pith_short_16: FSUDZ5A5UR3RFECU · pith_short_8: FSUDZ5A5

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/FSUDZ5A5UR3RFECUJAYHRM5P7Q \
  | 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: 2ca83cf41da477129054483078b3affc3329cc5b7023af958788871e058fe81b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a06e3c30396da0b3f965649754c0cf7afeff94349a47cbd014e39cce238ce5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-15T04:18:48Z",
    "title_canon_sha256": "edd2bf6207ff11df18bf0b8e8ea7cd392ca4bd8cc749a3481b6a08bc3f2721f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05485",
    "kind": "arxiv",
    "version": 1
  }
}