Pith Number

pith:IQD42EYG

pith:2018:IQD42EYGODBMFSU5OCRL6RONIV

not attested not anchored not stored refs pending

Quantum metrology at the Heisenberg limit with the presence of independent dephasing

Shiro Saito, William J. Munro, Yuichiro Matsuzaki

arxiv:1809.00176 v1 · 2018-09-01 · 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{IQD42EYGODBMFSU5OCRL6RONIV}

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	2026-05-18T00:06:35.842569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4407cd130670c2c2ca9d70a2bf45cd4553d721b879581ad0851b0e450983fa80

Aliases

arxiv: 1809.00176 · arxiv_version: 1809.00176v1 · doi: 10.48550/arxiv.1809.00176 · pith_short_12: IQD42EYGODBM · pith_short_16: IQD42EYGODBMFSU5 · pith_short_8: IQD42EYG

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/IQD42EYGODBMFSU5OCRL6RONIV \
  | 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: 4407cd130670c2c2ca9d70a2bf45cd4553d721b879581ad0851b0e450983fa80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "635f1311e999d761c40c0a36817aeecb5042f572efd75bd561176cd43e118772",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-09-01T13:35:15Z",
    "title_canon_sha256": "39fd8cf407cf405f9bc599b38b99c292c43ae7526fffc42c415b3e3c75dfdd04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00176",
    "kind": "arxiv",
    "version": 1
  }
}