Pith Number

pith:TJYFB7LM

pith:2015:TJYFB7LMA6F4ZKH5CQS6Y65XXC

not attested not anchored not stored refs pending

Fast Compact Laser Shutter Using a Direct Current Motor and 3D Printing

Akio Kawasaki, Boris Braverman, Grace H. Zhang, Vladan Vuleti\'c

arxiv:1509.01566 v2 · 2015-09-04 · physics.atom-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TJYFB7LMA6F4ZKH5CQS6Y65XXC}

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	2026-05-18T01:24:18.362973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a7050fd6c078bcca8fd1425ec7bb7b8a81b4a6c2f593b918f9aba418c1baca6

Aliases

arxiv: 1509.01566 · arxiv_version: 1509.01566v2 · doi: 10.48550/arxiv.1509.01566 · pith_short_12: TJYFB7LMA6F4 · pith_short_16: TJYFB7LMA6F4ZKH5 · pith_short_8: TJYFB7LM

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/TJYFB7LMA6F4ZKH5CQS6Y65XXC \
  | 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: 9a7050fd6c078bcca8fd1425ec7bb7b8a81b4a6c2f593b918f9aba418c1baca6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b1be362e3db9e31a9f7db04743558777428f9bcd5e9f424a3a056a9ed5c87d9",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-09-04T19:19:33Z",
    "title_canon_sha256": "7860078b379dff410b9ea7081c5ac9e103bba9c9d4a579dbb7d1509033d2b3dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01566",
    "kind": "arxiv",
    "version": 2
  }
}