Pith Number

pith:7SHZ6SVD

pith:2013:7SHZ6SVDMO7KMMDPQEI4XZLAYI

not attested not anchored not stored refs pending

Quantum metrology in the presence of spatially correlated noise: Restoring Heisenberg scaling

Jan Jeske, Jared H. Cole, Susana Huelga

arxiv:1307.6301 v2 · 2013-07-24 · 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{7SHZ6SVDMO7KMMDPQEI4XZLAYI}

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	2026-05-18T02:46:22.784155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc8f9f4aa363bea6306f8111cbe560c23b0f07168526452478ce767fb34c8615

Aliases

arxiv: 1307.6301 · arxiv_version: 1307.6301v2 · doi: 10.48550/arxiv.1307.6301 · pith_short_12: 7SHZ6SVDMO7K · pith_short_16: 7SHZ6SVDMO7KMMDP · pith_short_8: 7SHZ6SVD

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/7SHZ6SVDMO7KMMDPQEI4XZLAYI \
  | 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: fc8f9f4aa363bea6306f8111cbe560c23b0f07168526452478ce767fb34c8615

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35e52a1ae959a214a1586223a5ddf9b2e6767aef8fd5c35b69f3809dd52cfbe4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-24T06:12:21Z",
    "title_canon_sha256": "bc762f6e4f86e82262bf7bcf32d034c8e6a8b5d78c55402e632bbf5991699a53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.6301",
    "kind": "arxiv",
    "version": 2
  }
}