Pith Number

pith:D33PDB53

pith:2018:D33PDB53VC2RB4BDFUT4JN2XHY

not attested not anchored not stored refs pending

Continuous real-time tracking of a quantum phase below the standard quantum limit

Athreya Shankar, Baochen Wu, Graham P. Greve, James K. Thompson, Murray Holland

arxiv:1809.08216 v3 · 2018-09-21 · physics.atom-ph · 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{D33PDB53VC2RB4BDFUT4JN2XHY}

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	2026-05-17T23:42:58.818760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ef6f187bba8b510f0232d27c4b7573e0b4a7e28042ffdc46564e13304b60366

Aliases

arxiv: 1809.08216 · arxiv_version: 1809.08216v3 · doi: 10.48550/arxiv.1809.08216 · pith_short_12: D33PDB53VC2R · pith_short_16: D33PDB53VC2RB4BD · pith_short_8: D33PDB53

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/D33PDB53VC2RB4BDFUT4JN2XHY \
  | 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: 1ef6f187bba8b510f0232d27c4b7573e0b4a7e28042ffdc46564e13304b60366

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1269e4b22cd46cff5b4b9474c2e76a82509da1b88619b0510a3207e4aebfa876",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-09-21T17:16:50Z",
    "title_canon_sha256": "42a5553338f7cb1ca0e8c2d9d1a947323bcc9ca07171915c3d43bd0b9729ed5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08216",
    "kind": "arxiv",
    "version": 3
  }
}