Pith Number

pith:ETZ4K47T

pith:2018:ETZ4K47T6CVFFUL2H3EQGEUYKC

not attested not anchored not stored refs pending

Digital Communication with Rydberg Atoms & Amplitude-Modulated Microwave Fields

David H. Meyer, Fredrik K. Fatemi, Kevin C. Cox, Paul D. Kunz

arxiv:1803.03545 v2 · 2018-03-09 · physics.atom-ph · physics.optics · 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{ETZ4K47T6CVFFUL2H3EQGEUYKC}

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	2026-05-18T00:02:12.702180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24f3c573f3f0aa52d17a3ec90312985088baf413485b827a65e4245505da4120

Aliases

arxiv: 1803.03545 · arxiv_version: 1803.03545v2 · doi: 10.48550/arxiv.1803.03545 · pith_short_12: ETZ4K47T6CVF · pith_short_16: ETZ4K47T6CVFFUL2 · pith_short_8: ETZ4K47T

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/ETZ4K47T6CVFFUL2H3EQGEUYKC \
  | 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: 24f3c573f3f0aa52d17a3ec90312985088baf413485b827a65e4245505da4120

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e975ed04cfa8f1ce5d4725a575d579cdd51118d070002056e1d236ced0935549",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-03-09T15:01:20Z",
    "title_canon_sha256": "7fab55754d7795c068f632070dde403e6b0736fafbe8d791df303cb52718f805"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03545",
    "kind": "arxiv",
    "version": 2
  }
}