Pith Number

pith:7IEHLK2S

pith:2018:7IEHLK2SVLMVB2BPVL5ZEPEZ4C

not attested not anchored not stored refs pending

Many-body effects in quantum metrology

Jan Czajkowski, Krzysztof Paw{\l}owski, Rafa{\l} Demkowicz-Dobrza\'nski

arxiv:1810.03651 v2 · 2018-10-08 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IEHLK2SVLMVB2BPVL5ZEPEZ4C}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:42:42.945533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa0875ab52aad950e82faafb923c99e0ab4c14e2641df4282bee64a819b17e32

Aliases

arxiv: 1810.03651 · arxiv_version: 1810.03651v2 · doi: 10.48550/arxiv.1810.03651 · pith_short_12: 7IEHLK2SVLMV · pith_short_16: 7IEHLK2SVLMVB2BP · pith_short_8: 7IEHLK2S

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/7IEHLK2SVLMVB2BPVL5ZEPEZ4C \
  | 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: fa0875ab52aad950e82faafb923c99e0ab4c14e2641df4282bee64a819b17e32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "779af5f2a468a487c97bc9b7a0b4636b8ce1e62e5d2361de169237803bcb603c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-08T18:34:25Z",
    "title_canon_sha256": "ca1327b4ca9be72572712d3b6ea929f48498de1e4c6a3022d8fe9aa66327e9b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03651",
    "kind": "arxiv",
    "version": 2
  }
}