Pith Number

pith:FTA3MY7E

pith:2015:FTA3MY7EIXX637RBQE6LQSXQHS

not attested not anchored not stored refs pending

Analyzing the Gaussian character of the spectral quantum state of light via quantum noise measurements

A. S. Coelho, A. S. Villar, F. A. S. Barbosa, K. N. Cassemiro, M. Martinelli, P. Nussenzveig

arxiv:1502.01759 v1 · 2015-02-05 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FTA3MY7EIXX637RBQE6LQSXQHS}

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	2026-05-18T01:36:41.625284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cc1b663e445efedfe21813cb84af03cbecfed49405beab890e5f7300d0e7f1e

Aliases

arxiv: 1502.01759 · arxiv_version: 1502.01759v1 · doi: 10.48550/arxiv.1502.01759 · pith_short_12: FTA3MY7EIXX6 · pith_short_16: FTA3MY7EIXX637RB · pith_short_8: FTA3MY7E

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/FTA3MY7EIXX637RBQE6LQSXQHS \
  | 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: 2cc1b663e445efedfe21813cb84af03cbecfed49405beab890e5f7300d0e7f1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f37acea4f9ecf59e24b9893ee2d7799753a4eadfc39eb7d1f6975ba9577afb53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-02-05T23:32:11Z",
    "title_canon_sha256": "0b89808dca99575abbfcdc7237d5ead124c77e0cfdd06d79c145b6e9da150efe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01759",
    "kind": "arxiv",
    "version": 1
  }
}