Pith Number

pith:PQOGQ4EX

pith:2017:PQOGQ4EXQBUHZO3O3YLM6IHMA3

not attested not anchored not stored refs pending

Limits on Spectral Resolution Measurements by Quantum Probes

Alex Retzker, Amit Rotem, Fedor Jelezko, Javier Prior, Liam McGuiness, Santiago Oviedo-Casado, Simon Schmitt, Tuvia Gefen, Yoram Burak

arxiv:1707.01902 v2 · 2017-07-06 · 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{PQOGQ4EXQBUHZO3O3YLM6IHMA3}

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	2026-05-17T23:53:52.220239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c1c68709780687cbb6ede16cf20ec06c620940f4a2ebfb2efd358a714936d92

Aliases

arxiv: 1707.01902 · arxiv_version: 1707.01902v2 · doi: 10.48550/arxiv.1707.01902 · pith_short_12: PQOGQ4EXQBUH · pith_short_16: PQOGQ4EXQBUHZO3O · pith_short_8: PQOGQ4EX

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/PQOGQ4EXQBUHZO3O3YLM6IHMA3 \
  | 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: 7c1c68709780687cbb6ede16cf20ec06c620940f4a2ebfb2efd358a714936d92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a3c4c462d27d12bc4a146b5cbf5beea848d724a4940029cd9dff95d7e61a811",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-06T17:34:42Z",
    "title_canon_sha256": "85b99ebdae395400a497802d42d10d419090eb498ab33bafded56852be71c24f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01902",
    "kind": "arxiv",
    "version": 2
  }
}