Pith Number

pith:NHD534OD

pith:2018:NHD534OD77BQAWTOXO673EAPER

not attested not anchored not stored refs pending

Ultimate phase estimation in a squeezed-state interferometer using photon counters with a finite number resolution

G. R. Jin, P. Liu

arxiv:1801.00555 v1 · 2018-01-02 · 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{NHD534OD77BQAWTOXO673EAPER}

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	2026-05-18T00:26:53.052309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69c7ddf1c3ffc3005a6ebbbdfd900f245db25777edb8d8ae3778acfa748c69f8

Aliases

arxiv: 1801.00555 · arxiv_version: 1801.00555v1 · doi: 10.48550/arxiv.1801.00555 · pith_short_12: NHD534OD77BQ · pith_short_16: NHD534OD77BQAWTO · pith_short_8: NHD534OD

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/NHD534OD77BQAWTOXO673EAPER \
  | 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: 69c7ddf1c3ffc3005a6ebbbdfd900f245db25777edb8d8ae3778acfa748c69f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fe9642f83433632bcdea14a677987e1e580a2d1618615e58197a5e9af56163d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-01-02T05:54:22Z",
    "title_canon_sha256": "3c4c117fba015ee7c42ac276fefe3b4c7c8b37912b4214185670b48236f287ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00555",
    "kind": "arxiv",
    "version": 1
  }
}