Pith Number

pith:W7B7UQ76

pith:2014:W7B7UQ76HZ7BVMBEZ442OFEOLJ

not attested not anchored not stored refs pending

Phase Control of Squeezed Vacuum States of Light in Gravitational Wave Detectors

Christoph Affeldt, Emil Schreiber, Hartmut Grote, Henning Vahlbruch, Holger Wittel, Jonathan R Leong, Katherine L Dooley

arxiv:1411.3454 v1 · 2014-11-13 · physics.ins-det · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W7B7UQ76HZ7BVMBEZ442OFEOLJ}

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	2026-05-18T01:41:30.911155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7c3fa43fe3e7e1ab024cf39a7148e5a4c3454eb5f023e4cf4199623872671b0

Aliases

arxiv: 1411.3454 · arxiv_version: 1411.3454v1 · doi: 10.48550/arxiv.1411.3454 · pith_short_12: W7B7UQ76HZ7B · pith_short_16: W7B7UQ76HZ7BVMBE · pith_short_8: W7B7UQ76

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/W7B7UQ76HZ7BVMBEZ442OFEOLJ \
  | 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: b7c3fa43fe3e7e1ab024cf39a7148e5a4c3454eb5f023e4cf4199623872671b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c68af2aa1ea8a7907bff110784caafc6d41e8c3d03ed52c161ebff251d909c6a",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2014-11-13T07:01:48Z",
    "title_canon_sha256": "f04e0cb9c020e032391f41947ea44a913ca3d6fa57ef00835a505661f02dbff6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3454",
    "kind": "arxiv",
    "version": 1
  }
}