Pith Number

pith:A4QY4POG

pith:2019:A4QY4POGTU3J2DPJGGMNYZXRBK

not attested not anchored not stored refs pending

Observation of a quantum phase from classical rotation of a single spin

Alexander A. Wood, Andy M. Martin, Lloyd C. L. Hollenberg, Robert E. Scholten

arxiv:1908.08682 v1 · 2019-08-23 · 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{A4QY4POGTU3J2DPJGGMNYZXRBK}

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	2026-07-05T00:34:43.125469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07218e3dc69d369d0de93198dc66f10ab6b2471e442a22b0dd43a76087745f71

Aliases

arxiv: 1908.08682 · arxiv_version: 1908.08682v1 · doi: 10.48550/arxiv.1908.08682 · pith_short_12: A4QY4POGTU3J · pith_short_16: A4QY4POGTU3J2DPJ · pith_short_8: A4QY4POG

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/A4QY4POGTU3J2DPJGGMNYZXRBK \
  | 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: 07218e3dc69d369d0de93198dc66f10ab6b2471e442a22b0dd43a76087745f71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a341911fef0c8267f209cfb005205cb4e57a41cf6dc4711c95b11fc0ded5ba4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-23T06:22:12Z",
    "title_canon_sha256": "4e29d0222c9731f5af97865bf8b1fbaf523798ccb2110d45fd3d54f2213a614d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08682",
    "kind": "arxiv",
    "version": 1
  }
}