Pith Number

pith:ARDBICIM

pith:2018:ARDBICIMTAZFGTZKWZUOPFPNRH

not attested not anchored not stored refs pending

Observation of squeezed light in the 2 $\mathrm{\mu m}$ region

Bram J.J. Slagmolen, Daniel A. Shaddock, David E. McClelland, Georgia L. Mansell, Min Jet Yap, Paul A. Altin, Robert L. Ward, Terry G. McRae

arxiv:1805.12128 v1 · 2018-05-30 · 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{ARDBICIMTAZFGTZKWZUOPFPNRH}

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	2026-05-18T00:14:33.525576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

044614090c9832534f2ab668e795ed89e562e1dc43955cd101aa8df6052fa5d2

Aliases

arxiv: 1805.12128 · arxiv_version: 1805.12128v1 · doi: 10.48550/arxiv.1805.12128 · pith_short_12: ARDBICIMTAZF · pith_short_16: ARDBICIMTAZFGTZK · pith_short_8: ARDBICIM

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/ARDBICIMTAZFGTZKWZUOPFPNRH \
  | 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: 044614090c9832534f2ab668e795ed89e562e1dc43955cd101aa8df6052fa5d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54b28d8ac6c2bff7774accfc2bd7386c783279ee3846b786169a0edb9e00e822",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-05-30T05:59:39Z",
    "title_canon_sha256": "b7368a8fa3a211e397117ac944202330894b2a583f403667ffb87612965503c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12128",
    "kind": "arxiv",
    "version": 1
  }
}