Pith Number

pith:ZOQT6ILN

pith:2015:ZOQT6ILN5AXKEHIUSD7EHP36XM

not attested not anchored not stored refs pending

Quantum Weiss-Weinstein bounds for quantum metrology

Mankei Tsang, Xiao-Ming Lu

arxiv:1511.08974 v2 · 2015-11-29 · quant-ph · physics.data-an

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZOQT6ILN5AXKEHIUSD7EHP36XM}

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	2026-05-18T01:08:18.982942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cba13f216de82ea21d1490fe43bf7ebb0c38d36c90f0492afda7dcda2b6912c1

Aliases

arxiv: 1511.08974 · arxiv_version: 1511.08974v2 · doi: 10.48550/arxiv.1511.08974 · pith_short_12: ZOQT6ILN5AXK · pith_short_16: ZOQT6ILN5AXKEHIU · pith_short_8: ZOQT6ILN

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/ZOQT6ILN5AXKEHIUSD7EHP36XM \
  | 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: cba13f216de82ea21d1490fe43bf7ebb0c38d36c90f0492afda7dcda2b6912c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13a17783ed95e7b68c58e406d9ec4f28d70d724b25e821f2013f74a77bf6e273",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-11-29T06:23:03Z",
    "title_canon_sha256": "5e73c1bdbd1abd07aee6f49a44ce9206e612bcbed5df529f08913f1283b0193d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08974",
    "kind": "arxiv",
    "version": 2
  }
}