Pith Number

pith:HLBURW2N

pith:2021:HLBURW2NQQTF5ZLWC6GZL35KQS

not attested not anchored not stored refs pending

Optimal Atomic Quantum Sensing using EIT Readout

Chistopher O'Brien, David H. Meyer, Donald P. Fahey, Kevin C. Cox, Paul D. Kunz

arxiv:2105.10494 v3 · 2021-05-21 · physics.atom-ph · 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{HLBURW2NQQTF5ZLWC6GZL35KQS}

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	2026-07-05T03:21:49.607914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ac348db4d84265ee576178d95efaa84a9c691f2e3036afc229c03529f14ad09

Aliases

arxiv: 2105.10494 · arxiv_version: 2105.10494v3 · doi: 10.48550/arxiv.2105.10494 · pith_short_12: HLBURW2NQQTF · pith_short_16: HLBURW2NQQTF5ZLW · pith_short_8: HLBURW2N

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/HLBURW2NQQTF5ZLWC6GZL35KQS \
  | 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: 3ac348db4d84265ee576178d95efaa84a9c691f2e3036afc229c03529f14ad09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff244128844a4d223acc2609835c5b66cddc2eb732524a0917616fe2cd3e82bb",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2021-05-21T17:56:53Z",
    "title_canon_sha256": "213f0110d6d3c42a22b53c444b4aa35e746dcc75693585f610076a6187db2ec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.10494",
    "kind": "arxiv",
    "version": 3
  }
}