Pith Number

pith:XJ2IWVFO

pith:2017:XJ2IWVFOA23BJLFPINODSR4SGK

not attested not anchored not stored refs pending

Phase noise characterization of sub-hertz linewidth lasers via digital cross correlation

Christophe Alexandre, Daniele Nicolodi, Michel Lours, Romain Bouchand, Xiaopeng Xie, Yann Le Coq

arxiv:1703.05983 v1 · 2017-03-17 · physics.optics · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJ2IWVFOA23BJLFPINODSR4SGK}

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	2026-05-18T00:48:29.800732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba748b54ae06b614acaf435c39479232bcd4043dddbfc27acaa272a531b0854b

Aliases

arxiv: 1703.05983 · arxiv_version: 1703.05983v1 · doi: 10.48550/arxiv.1703.05983 · pith_short_12: XJ2IWVFOA23B · pith_short_16: XJ2IWVFOA23BJLFP · pith_short_8: XJ2IWVFO

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/XJ2IWVFOA23BJLFPINODSR4SGK \
  | 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: ba748b54ae06b614acaf435c39479232bcd4043dddbfc27acaa272a531b0854b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86f07560c81c6751f4ae8f64f549f9376e2e9417b6d8df902cda551a44c0f9ea",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-03-17T12:05:06Z",
    "title_canon_sha256": "6ffc298bef3892553e236c48c9a551363151665893ec2c480eee50fea1074161"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05983",
    "kind": "arxiv",
    "version": 1
  }
}