Pith Number

pith:J3IPUISY

pith:2026:J3IPUISYSFFU4JWQNA75U3NOWR

not attested not anchored not stored refs pending

Minimal Trade-off and Optimal Measurement for Multiparameter Quantum Estimation

Haidong Yuan, Hongzhen Chen, Lingna Wang

arxiv:2605.23514 v1 · 2026-05-22 · 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{J3IPUISYSFFU4JWQNA75U3NOWR}

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	2026-05-25T02:01:58.718217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ed0fa2258914b4e26d0683fda6daeb44d7883ea04da3bf81dee77272f993b12

Aliases

arxiv: 2605.23514 · arxiv_version: 2605.23514v1 · doi: 10.48550/arxiv.2605.23514 · pith_short_12: J3IPUISYSFFU · pith_short_16: J3IPUISYSFFU4JWQ · pith_short_8: J3IPUISY

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/J3IPUISYSFFU4JWQNA75U3NOWR \
  | 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: 4ed0fa2258914b4e26d0683fda6daeb44d7883ea04da3bf81dee77272f993b12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f3bf4ee1df16cc49f32bf7b9b380b1aabca7a73a2dd0ec77f5f1540341f2fd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-22T11:23:54Z",
    "title_canon_sha256": "b3176627dfd189fd68e4b7f3993bc8ff1931ddd89eb7bc5cadc4024bb99e9191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23514",
    "kind": "arxiv",
    "version": 1
  }
}