Pith Number

pith:OTAYLZNK

pith:2017:OTAYLZNKFDOVGA5LXZNDPZJYLJ

not attested not anchored not stored refs pending

Simultaneous tracking of spin angle and amplitude beyond classical limits

Ferran Martin Ciurana, Giorgio Colangelo, Lorena C. Bianchet, Morgan W. Mitchell, Robert J. Sewell

arxiv:1702.08888 v1 · 2017-02-28 · quant-ph · physics.atom-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{OTAYLZNKFDOVGA5LXZNDPZJYLJ}

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	2026-05-18T00:48:04.935905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74c185e5aa28dd5303abbe5a37e5385a46069ba0aad2048447075a7b3395de38

Aliases

arxiv: 1702.08888 · arxiv_version: 1702.08888v1 · doi: 10.48550/arxiv.1702.08888 · pith_short_12: OTAYLZNKFDOV · pith_short_16: OTAYLZNKFDOVGA5L · pith_short_8: OTAYLZNK

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/OTAYLZNKFDOVGA5LXZNDPZJYLJ \
  | 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: 74c185e5aa28dd5303abbe5a37e5385a46069ba0aad2048447075a7b3395de38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b49d31f11f824812ac07d239dde66338e39f001fc00beae71a5fcf9b86db870f",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-02-28T17:57:16Z",
    "title_canon_sha256": "3366e406414211913f0e1850fbb7561e49598d0a8f9f63a02e7b70b21f9e4dc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08888",
    "kind": "arxiv",
    "version": 1
  }
}