Pith Number

pith:UP6QKH6V

pith:2008:UP6QKH6VYLZ73TNLTK6ZEAVCEB

not attested not anchored not stored refs pending

Phase and frequency noise metrology

Enrico Rubiola, Kirill Volyanskiy, Laurent Larger, Vincent Giordano

arxiv:0812.0180 v1 · 2008-11-30 · 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{UP6QKH6VYLZ73TNLTK6ZEAVCEB}

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	2026-05-18T00:37:23.349205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3fd051fd5c2f3fdcdab9abd9202a2204576fced3aa8dfdfa330ccd197b9750d

Aliases

arxiv: 0812.0180 · arxiv_version: 0812.0180v1 · doi: 10.48550/arxiv.0812.0180 · pith_short_12: UP6QKH6VYLZ7 · pith_short_16: UP6QKH6VYLZ73TNL · pith_short_8: UP6QKH6V

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/UP6QKH6VYLZ73TNLTK6ZEAVCEB \
  | 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: a3fd051fd5c2f3fdcdab9abd9202a2204576fced3aa8dfdfa330ccd197b9750d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf2f67da9fad43c3d031061cefb05d0ced589bb907cee53649fa6984a5ae705b",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2008-11-30T22:49:18Z",
    "title_canon_sha256": "72ca04d27a0c3a1cb9da4403653e3f1da323f251479519e2da22890997fa0cc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0180",
    "kind": "arxiv",
    "version": 1
  }
}