Pith Number

pith:4YNXGIBD

pith:2014:4YNXGIBD5VEZSBTQIH25VMH7B2

not attested not anchored not stored refs pending

Bounds on Quantum Multiple-Parameter Estimation with Gaussian State

Hwang Lee, Yang Gao

arxiv:1407.7352 v1 · 2014-07-28 · 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{4YNXGIBD5VEZSBTQIH25VMH7B2}

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	2026-05-18T01:42:29.414030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e61b732023ed4999067041f5dab0ff0e858737ba71e96a88f70d24a6c0167c93

Aliases

arxiv: 1407.7352 · arxiv_version: 1407.7352v1 · doi: 10.48550/arxiv.1407.7352 · pith_short_12: 4YNXGIBD5VEZ · pith_short_16: 4YNXGIBD5VEZSBTQ · pith_short_8: 4YNXGIBD

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/4YNXGIBD5VEZSBTQIH25VMH7B2 \
  | 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: e61b732023ed4999067041f5dab0ff0e858737ba71e96a88f70d24a6c0167c93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc45bcb7964af4e28ed36576568d24ab897df361c3fe5eb5f3b312337c6941ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-28T08:14:43Z",
    "title_canon_sha256": "3e412b8a87d742430458c92f98be78af5e654a31faf695a1d98d1e547688bb50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7352",
    "kind": "arxiv",
    "version": 1
  }
}