Pith Number

pith:L4HSG3NW

pith:2018:L4HSG3NW5C2ESZD7HJRBEI5TEL

not attested not anchored not stored refs pending

Room temperature optomechanical squeezing

Adam Libson, David Follman, Garrett D. Cole, Jonathan Cripe, Nancy Aggarwal, Nergis Mavalvala, Paula Heu, Robert Lanza, Thomas Corbitt, Torrey Cullen

arxiv:1812.09942 v1 · 2018-12-24 · quant-ph · 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{L4HSG3NW5C2ESZD7HJRBEI5TEL}

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	2026-05-17T23:57:26.309588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f0f236db6e8b449647f3a621223b322dd0850f42453c5ac9ce59caf4845ac20

Aliases

arxiv: 1812.09942 · arxiv_version: 1812.09942v1 · doi: 10.48550/arxiv.1812.09942 · pith_short_12: L4HSG3NW5C2E · pith_short_16: L4HSG3NW5C2ESZD7 · pith_short_8: L4HSG3NW

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/L4HSG3NW5C2ESZD7HJRBEI5TEL \
  | 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: 5f0f236db6e8b449647f3a621223b322dd0850f42453c5ac9ce59caf4845ac20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d53863708da09175adbfb0ebbdfb96ac7ef9b9f3b90703625e130346a9396989",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-12-24T15:47:14Z",
    "title_canon_sha256": "f4af42cd91c3f057f0179b43b9d9792c642319a8b10d25e777941c870809b1ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09942",
    "kind": "arxiv",
    "version": 1
  }
}