Pith Number

pith:R67LQQBT

pith:2010:R67LQQBTCP77FCIT5HSC2U5RN3

not attested not anchored not stored refs pending

Phase Noise in RF and Microwave Amplifiers

Enrico Rubiola, Rodolphe Boudot

arxiv:1001.2047 v2 · 2010-01-13 · physics.ins-det · 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{R67LQQBTCP77FCIT5HSC2U5RN3}

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	2026-05-18T04:03:32.693329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fbeb8403313fff28913e9e42d53b16eeaebb01aed82d4d7f33277569c64fbf4

Aliases

arxiv: 1001.2047 · arxiv_version: 1001.2047v2 · doi: 10.48550/arxiv.1001.2047 · pith_short_12: R67LQQBTCP77 · pith_short_16: R67LQQBTCP77FCIT · pith_short_8: R67LQQBT

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/R67LQQBTCP77FCIT5HSC2U5RN3 \
  | 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: 8fbeb8403313fff28913e9e42d53b16eeaebb01aed82d4d7f33277569c64fbf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18123ae8aeaa8f91c305db4a330d5443e14489214cf88795c5c99ce4802580c3",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2010-01-13T10:36:39Z",
    "title_canon_sha256": "5bce5655392ff38a9930f53d813199f4edcaef9ff445740d7cbd1c20eb8a2726"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2047",
    "kind": "arxiv",
    "version": 2
  }
}