Pith Number

pith:NLAEQVDA

pith:2019:NLAEQVDADI424UAWIMGUXOCRG4

not attested not anchored not stored refs pending

Accuracy enhancing protocols for quantum clocks

Lennart Baumg\"artner, Ralph Silva, Renato Renner, Yuxiang Yang

arxiv:1905.09707 v2 · 2019-05-23 · 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{NLAEQVDADI424UAWIMGUXOCRG4}

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	2026-07-05T00:23:22.396389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ac04854601a39ae5016430d4bb851372051989bcbc9ae8d4cd25a7a16c47cf7

Aliases

arxiv: 1905.09707 · arxiv_version: 1905.09707v2 · doi: 10.48550/arxiv.1905.09707 · pith_short_12: NLAEQVDADI42 · pith_short_16: NLAEQVDADI424UAW · pith_short_8: NLAEQVDA

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/NLAEQVDADI424UAWIMGUXOCRG4 \
  | 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: 6ac04854601a39ae5016430d4bb851372051989bcbc9ae8d4cd25a7a16c47cf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f11ae442b694061a7b190f38263511fcdf6197c62755fb538319f6b4dce5cfa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-23T15:12:13Z",
    "title_canon_sha256": "deaa9f18e748b5709de3a27949cf7ddf62bd2b253bc095acb7edfc308296be99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09707",
    "kind": "arxiv",
    "version": 2
  }
}