Pith Number

pith:4GTQFKUB

pith:2017:4GTQFKUBQF7V36APVQ72FGTT52

not attested not anchored not stored refs pending

Negative Wigner function at telecommunication wavelength from homodyne detection

Christoph Baune, Jaromir Fiurasek, Roman Schnabel

arxiv:1703.02786 v1 · 2017-03-08 · 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{4GTQFKUBQF7V36APVQ72FGTT52}

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	2026-05-18T00:38:41.718055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1a702aa81817f5df80fac3fa29a73ee915a6480bee420c50f12179bbd6d4acf

Aliases

arxiv: 1703.02786 · arxiv_version: 1703.02786v1 · doi: 10.48550/arxiv.1703.02786 · pith_short_12: 4GTQFKUBQF7V · pith_short_16: 4GTQFKUBQF7V36AP · pith_short_8: 4GTQFKUB

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/4GTQFKUBQF7V36APVQ72FGTT52 \
  | 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: e1a702aa81817f5df80fac3fa29a73ee915a6480bee420c50f12179bbd6d4acf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f40e560888ad341f3f474613f4a731f373f26c14837b05bad3e9669e0973c276",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-03-08T10:58:28Z",
    "title_canon_sha256": "dd095537e3e24984deaf1881d10b1a661a00dd190f9af9b48b56eb270934aaff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02786",
    "kind": "arxiv",
    "version": 1
  }
}