Pith Number

pith:UPTRGG2V

pith:2015:UPTRGG2VTY4SLE7T2F3GXB4G6X

not attested not anchored not stored refs pending

Measuring absolute frequencies beyond the GPS limit via long-haul optical frequency dissemination

A. Mura, C. Clivati, D. Calonico, F. Levi, F. Poggiali, G. A. Costanzo, G. Cappellini, G. Pagano, J. Catani, L. Fallani, L. Livi, M. Frittelli, M. Inguscio, M. Mancini, M. Siciliani de Cumis

arxiv:1511.08485 v1 · 2015-11-26 · physics.optics · cond-mat.quant-gas · physics.atom-ph · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPTRGG2VTY4SLE7T2F3GXB4G6X}

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	2026-05-18T01:11:45.367350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3e7131b559e392593f3d1766b8786f5e4b2d8b146721cccad7cf460d11941f5

Aliases

arxiv: 1511.08485 · arxiv_version: 1511.08485v1 · doi: 10.48550/arxiv.1511.08485 · pith_short_12: UPTRGG2VTY4S · pith_short_16: UPTRGG2VTY4SLE7T · pith_short_8: UPTRGG2V

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/UPTRGG2VTY4SLE7T2F3GXB4G6X \
  | 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: a3e7131b559e392593f3d1766b8786f5e4b2d8b146721cccad7cf460d11941f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2ff62f1774b81e55eed5ca0959c85232643b1dd1b7161546041f5f5c7da4e7d",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-11-26T19:40:38Z",
    "title_canon_sha256": "fecdb8c1a30153d3bfdc320111c8f8e247a2d795ab8dcb570063df825c97ed34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08485",
    "kind": "arxiv",
    "version": 1
  }
}