Pith Number

pith:N6F2ZP5V

pith:2012:N6F2ZP5VQIVWYOIMU7RKDFAMSQ

not attested not anchored not stored refs pending

Experimental demonstration of a dual-frequency laser free from anti-phase noise

Abdelkrim El Amili (IPR), Fabien Bretenaker (LAC), Gilles Feugnet (TRT), Gouc'Hen Loas (IPR), Jean-Paul Pocholle (TRT), Mehdi Alouini (IPR, Syamsundar De (LAC), Sylvain Schwartz (TRT), TRT)

arxiv:1208.2454 v1 · 2012-08-12 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N6F2ZP5VQIVWYOIMU7RKDFAMSQ}

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	2026-05-18T03:38:32.782510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f8bacbfb5822b6c390ca7e2a1940c941cf5218fd00dd56edf278591c9e0d9c5

Aliases

arxiv: 1208.2454 · arxiv_version: 1208.2454v1 · doi: 10.48550/arxiv.1208.2454 · pith_short_12: N6F2ZP5VQIVW · pith_short_16: N6F2ZP5VQIVWYOIM · pith_short_8: N6F2ZP5V

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/N6F2ZP5VQIVWYOIMU7RKDFAMSQ \
  | 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: 6f8bacbfb5822b6c390ca7e2a1940c941cf5218fd00dd56edf278591c9e0d9c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "726ae604bb862b3110c508991ed1668f4955e53046b4c85d34cad6c22698388f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-08-12T19:25:11Z",
    "title_canon_sha256": "bebf44cd38e8388b2976c585ba5d383ff1cde2596ed0ca6928ef071904286ee7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2454",
    "kind": "arxiv",
    "version": 1
  }
}