Pith Number

pith:VVMQ46CF

pith:2016:VVMQ46CF3YZP2L2CYRPZISXOGF

not attested not anchored not stored refs pending

Thermal quantum metrology in memoryless and correlated environments

Cosmo Lupo, Gaetana Spedalieri, Samuel L. Braunstein, Stefano Pirandola

arxiv:1602.05958 v2 · 2016-02-18 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVMQ46CF3YZP2L2CYRPZISXOGF}

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	2026-05-18T00:03:20.063600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad590e7845de32fd2f42c45f944aee314ae705a03d1eb720343b157adaf00bb3

Aliases

arxiv: 1602.05958 · arxiv_version: 1602.05958v2 · doi: 10.48550/arxiv.1602.05958 · pith_short_12: VVMQ46CF3YZP · pith_short_16: VVMQ46CF3YZP2L2C · pith_short_8: VVMQ46CF

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/VVMQ46CF3YZP2L2CYRPZISXOGF \
  | 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: ad590e7845de32fd2f42c45f944aee314ae705a03d1eb720343b157adaf00bb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49298b728834530a6db0b98531e1150506d00090d49ddc4260e3db8a8dc6d849",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-02-18T21:00:03Z",
    "title_canon_sha256": "15a04e55780a69e723824d36d917ba416541ddd95c48fbf35e5c64e994767e6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05958",
    "kind": "arxiv",
    "version": 2
  }
}