Pith Number

pith:CRMDODAC

pith:2013:CRMDODACRUHVZOXQYUMQUFOIFL

not attested not anchored not stored refs pending

Non-linear swept frequency technique for CO2 measurements using a CW laser system

Joel F. Campbell

arxiv:1303.4933 v1 · 2013-03-20 · physics.ao-ph · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CRMDODACRUHVZOXQYUMQUFOIFL}

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	2026-05-18T03:27:00.834956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1458370c028d0f5cbaf0c5190a15c82ae80e1e17f440fbfeb492b922c6269b9b

Aliases

arxiv: 1303.4933 · arxiv_version: 1303.4933v1 · doi: 10.48550/arxiv.1303.4933 · pith_short_12: CRMDODACRUHV · pith_short_16: CRMDODACRUHVZOXQ · pith_short_8: CRMDODAC

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/CRMDODACRUHVZOXQYUMQUFOIFL \
  | 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: 1458370c028d0f5cbaf0c5190a15c82ae80e1e17f440fbfeb492b922c6269b9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f4adcde4f3b5fd83c81daf7bb8c9897f7196b807d3a88bb1b093c8852907874",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2013-03-20T13:41:36Z",
    "title_canon_sha256": "a686cd586d3db61341db23637aa650ff72fc053fad26b503d70a116a634ecda5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4933",
    "kind": "arxiv",
    "version": 1
  }
}