Pith Number

pith:C4IJGUBC

pith:2018:C4IJGUBCP4CQKVIFVM46CLW5RN

not attested not anchored not stored refs pending

Metrological advantage at finite temperature for Gaussian phase estimation

Arne Keller, Louis Garbe, Perola Milman, Simone Felicetti, Thomas Coudreau

arxiv:1807.08045 v3 · 2018-07-20 · 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{C4IJGUBCP4CQKVIFVM46CLW5RN}

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	2026-05-17T23:48:45.706279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17109350227f05055505ab39e12edd8b5b797b1a03b4ee724885c08f3c69fba4

Aliases

arxiv: 1807.08045 · arxiv_version: 1807.08045v3 · doi: 10.48550/arxiv.1807.08045 · pith_short_12: C4IJGUBCP4CQ · pith_short_16: C4IJGUBCP4CQKVIF · pith_short_8: C4IJGUBC

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/C4IJGUBCP4CQKVIFVM46CLW5RN \
  | 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: 17109350227f05055505ab39e12edd8b5b797b1a03b4ee724885c08f3c69fba4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "835a1974fe725cae45b22f9627d2ac21b44343fcd7fcde9afe236a7eb42ddd49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-20T22:19:55Z",
    "title_canon_sha256": "7f55ebb31cb58ea8af13c3764171a4d658f0b1b8207896ea7aec3c575b852bd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08045",
    "kind": "arxiv",
    "version": 3
  }
}