Pith Number

pith:RDDOUPUI

pith:2026:RDDOUPUIWGG6GTDGKPO5HT44TS

not attested not anchored not stored refs pending

Optimal Strategies for Multi-parameter Quantum Metrology

Haidong Yuan, Linxuan Li, Longyun Chen, Yuxiang Yang, Zihao Hu

arxiv:2608.01114 v1 · 2026-08-02 · 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{RDDOUPUIWGG6GTDGKPO5HT44TS}

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.

Cited by

1 paper in Pith

Simultaneous Heisenberg-Limited Multiparameter Metrology via Indefinite Evolution

Receipt and verification

First computed	2026-08-04T01:56:52.039153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88c6ea3e88b18de34c6653ddd3cf9c9cad896797e1b2b46c99f0ee7782541985

Aliases

arxiv: 2608.01114 · arxiv_version: 2608.01114v1 · doi: 10.48550/arxiv.2608.01114 · pith_short_12: RDDOUPUIWGG6 · pith_short_16: RDDOUPUIWGG6GTDG · pith_short_8: RDDOUPUI

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/RDDOUPUIWGG6GTDGKPO5HT44TS \
  | 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: 88c6ea3e88b18de34c6653ddd3cf9c9cad896797e1b2b46c99f0ee7782541985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e18dfc229b804e65c71a5c0acaa0bb04d147de400b3c8819936093dff0affb66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-02T09:21:02Z",
    "title_canon_sha256": "97ba5d6f69b4431b01b3b3039bfdc5fb1fce3b732b3c889cf69c66141db1e987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01114",
    "kind": "arxiv",
    "version": 1
  }
}