Pith Number

pith:U7EOOYNF

pith:2011:U7EOOYNFMSFDFQ4WKM4W5KVQP7

not attested not anchored not stored refs pending

Waveguide grating mirror in a fully suspended 10 meter Fabry-Perot cavity

Andreas T\"unnermann, Borja Sorazu, Bryan W. Barr, Daniel Friedrich, Ernst-Bernhard Kley, Frank Br\"uckner, John Mcarthur, John Nelson, Karsten Danzmann, Ken A. Strain, Matthew P. Edgar, Michael Britzger, Michael V. Plissi, Roman Schnabel, Sabina H. Huttner, Stefan Hild, Stefanie Kroker

arxiv:1104.2780 v1 · 2011-04-14 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7EOOYNFMSFDFQ4WKM4W5KVQP7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:02:28.962797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7c8e761a5648a32c39653396eaab07ff41a5c4dc355b883a64dd25c9d92318b

Aliases

arxiv: 1104.2780 · arxiv_version: 1104.2780v1 · doi: 10.48550/arxiv.1104.2780 · pith_short_12: U7EOOYNFMSFD · pith_short_16: U7EOOYNFMSFDFQ4W · pith_short_8: U7EOOYNF

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/U7EOOYNFMSFDFQ4WKM4W5KVQP7 \
  | 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: a7c8e761a5648a32c39653396eaab07ff41a5c4dc355b883a64dd25c9d92318b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf18e6bbdebf2fbca794c1efeb6aa3ee62ac46649977939e26b322c0dcda9c30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-04-14T14:45:17Z",
    "title_canon_sha256": "c496f05ad0591f8513e47b4046a181886077cf5ec1a2783443566c4628bcc858"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2780",
    "kind": "arxiv",
    "version": 1
  }
}