Pith Number

pith:WDFHTQK7

pith:2019:WDFHTQK7BSHV2N2PLJW4XXDCSU

not attested not anchored not stored refs pending

New technique to measure the cavity defects of Fabry-Perot interferometers

A. Sordini, F. Cavallini, G. Cauzzi, K. Reardon, V. Greco

arxiv:1905.01393 v1 · 2019-05-04 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDFHTQK7BSHV2N2PLJW4XXDCSU}

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	2026-05-17T23:43:34.394819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0ca79c15f0c8f5d374f5a6dcbdc629518d88fb851db6f995cb77a3bddbcc99e

Aliases

arxiv: 1905.01393 · arxiv_version: 1905.01393v1 · doi: 10.48550/arxiv.1905.01393 · pith_short_12: WDFHTQK7BSHV · pith_short_16: WDFHTQK7BSHV2N2P · pith_short_8: WDFHTQK7

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/WDFHTQK7BSHV2N2PLJW4XXDCSU \
  | 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: b0ca79c15f0c8f5d374f5a6dcbdc629518d88fb851db6f995cb77a3bddbcc99e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a1fc446a0a12d12aa235ae57d2c00c6c2a5b334b45e63e55178649bd2dfb236",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-04T00:18:44Z",
    "title_canon_sha256": "208dc96c1a705323b292f5c1264a6ef077df3d0ea58dc27bf9254d2e5c50435b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01393",
    "kind": "arxiv",
    "version": 1
  }
}