Pith Number

pith:QC4RPUJA

pith:2013:QC4RPUJAOWO3EAULKUN7ROGNAT

not attested not anchored not stored refs pending

New Spin Squeezing and Other Entanglement Tests for Two Mode Systems of Identical Bosons

Barry Garraway, Bryan Dalton. Libby Heaney, John Goold, Thomas Busch

arxiv:1307.6744 v2 · 2013-07-25 · 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{QC4RPUJAOWO3EAULKUN7ROGNAT}

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	2026-05-18T01:37:37.985868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b917d120759db2028b551bf8b8cd04e34277f109533c6108fc8690ca08d31e

Aliases

arxiv: 1307.6744 · arxiv_version: 1307.6744v2 · doi: 10.48550/arxiv.1307.6744 · pith_short_12: QC4RPUJAOWO3 · pith_short_16: QC4RPUJAOWO3EAUL · pith_short_8: QC4RPUJA

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/QC4RPUJAOWO3EAULKUN7ROGNAT \
  | 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: 80b917d120759db2028b551bf8b8cd04e34277f109533c6108fc8690ca08d31e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1f48e71ab9702d7787ef271ed13fff17219e771ab385f61915850460d514524",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-25T13:56:05Z",
    "title_canon_sha256": "5be89ad92e16186e6323ed5a16626dece71541ad6e9dbcd45ec34f2e187b8b2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.6744",
    "kind": "arxiv",
    "version": 2
  }
}