Pith Number

pith:25IDBJZ6

pith:2012:25IDBJZ6MNG6HWZC3EBFAALOVY

not attested not anchored not stored refs pending

Experimental determination of the degree of quantum polarisation of continuous variable states

Christian Kothe, Gunnar Bj\"ork, Lars Skovgaard Madsen, Ulrik Lund Andersen

arxiv:1207.6366 v1 · 2012-07-26 · 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{25IDBJZ6MNG6HWZC3EBFAALOVY}

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	2026-05-18T03:27:23.073815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d75030a73e634de3db22d90250016eae1c38aa9a3d82e1dc7912540d7d08fa8a

Aliases

arxiv: 1207.6366 · arxiv_version: 1207.6366v1 · doi: 10.48550/arxiv.1207.6366 · pith_short_12: 25IDBJZ6MNG6 · pith_short_16: 25IDBJZ6MNG6HWZC · pith_short_8: 25IDBJZ6

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/25IDBJZ6MNG6HWZC3EBFAALOVY \
  | 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: d75030a73e634de3db22d90250016eae1c38aa9a3d82e1dc7912540d7d08fa8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "980e8947c0793aeded11cefbdbbf02d6665293ec14dfe6f144ee0e4f74246cc4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-07-26T18:50:52Z",
    "title_canon_sha256": "34b0acafc04cca9ed47a26f2948433f43485383417a3a0c9c00343a62e0627bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6366",
    "kind": "arxiv",
    "version": 1
  }
}