Pith Number

pith:55DE5PKF

pith:2007:55DE5PKFS6ZGVCGRCDGTPNFONU

not attested not anchored not stored refs pending

A proof for the informational completeness of the rotated quadrature observables

J. Kiukas, J.-P. Pellonpaa, P. Lahti

arxiv:0712.0291 v1 · 2007-12-03 · 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{55DE5PKFS6ZGVCGRCDGTPNFONU}

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	2026-05-18T04:39:17.181943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef464ebd4597b26a88d110cd37b4ae6d10d21347603092a5338a0ad11f30ba46

Aliases

arxiv: 0712.0291 · arxiv_version: 0712.0291v1 · doi: 10.48550/arxiv.0712.0291 · pith_short_12: 55DE5PKFS6ZG · pith_short_16: 55DE5PKFS6ZGVCGR · pith_short_8: 55DE5PKF

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/55DE5PKFS6ZGVCGRCDGTPNFONU \
  | 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: ef464ebd4597b26a88d110cd37b4ae6d10d21347603092a5338a0ad11f30ba46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c1314b4911d3b228d3f496e91a66bccfb9424d7209c8915cf776bfdbfc8767c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-12-03T14:09:56Z",
    "title_canon_sha256": "853d56acf977da52740fd15c6cd93397d1ae15db9706510b66c6ee2c0602e7e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.0291",
    "kind": "arxiv",
    "version": 1
  }
}