Pith Number

pith:AM75TORH

pith:2026:AM75TORHXAY2U4SXMYZOQ67E33

not attested not anchored not stored refs pending

Automated Estimation of Impact Time, Impact Location, and Shuttlecock Speed in Badminton Smashes Using Event Cameras

Kai Ishibe, Ryoma Yasuda, Sakiko Hashimoto, Yudai Washida, Yuto Kase

arxiv:2605.28011 v1 · 2026-05-27 · 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{AM75TORHXAY2U4SXMYZOQ67E33}

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	2026-05-28T01:04:55.931777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

033fd9ba27b831aa72576632e87be4ded0f7e3cc01052342c824c8b33b42f22f

Aliases

arxiv: 2605.28011 · arxiv_version: 2605.28011v1 · doi: 10.48550/arxiv.2605.28011 · pith_short_12: AM75TORHXAY2 · pith_short_16: AM75TORHXAY2U4SX · pith_short_8: AM75TORH

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/AM75TORHXAY2U4SXMYZOQ67E33 \
  | 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: 033fd9ba27b831aa72576632e87be4ded0f7e3cc01052342c824c8b33b42f22f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cda34d735c60c2ed717e3aa0b267db90cc09cbb56fda9447322f2427c080ea0d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-27T06:07:43Z",
    "title_canon_sha256": "951e5074e09627fe22c1c219539c0c2838a8cb986d65f474c1a84c61c1030da1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28011",
    "kind": "arxiv",
    "version": 1
  }
}