Pith Number

pith:346BQUCE

pith:2015:346BQUCE4QO2GAQDXZYVNTFAH7

not attested not anchored not stored refs pending

Simple Locking of IR and UV diode lasers to a visible laser using a LabVIEW PID controller on a Fabry-Perot signal

D.S. Goodman, J.E. Wells, J.M. Kwolek, W.W. Smith

arxiv:1510.07272 v2 · 2015-10-25 · 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{346BQUCE4QO2GAQDXZYVNTFAH7}

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	2026-05-18T01:15:58.066322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df3c185044e41da30203be7156cca03ff30938767decf4749c3fa2fef71f6854

Aliases

arxiv: 1510.07272 · arxiv_version: 1510.07272v2 · doi: 10.48550/arxiv.1510.07272 · pith_short_12: 346BQUCE4QO2 · pith_short_16: 346BQUCE4QO2GAQD · pith_short_8: 346BQUCE

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/346BQUCE4QO2GAQDXZYVNTFAH7 \
  | 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: df3c185044e41da30203be7156cca03ff30938767decf4749c3fa2fef71f6854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "941c393820eec7888017d83e43a36f2848dc885f775df9146c0190ac683e7b41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2015-10-25T17:27:55Z",
    "title_canon_sha256": "e182cfeaa7ef2f4086f420afb7f4332aff288ab388610917c8be51ead49997e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07272",
    "kind": "arxiv",
    "version": 2
  }
}