Pith Number

pith:QAFOOB5I

pith:2026:QAFOOB5I35TDIUX224H6TGLHOY

not attested not anchored not stored refs pending

Calibration of the AdvancedVirgo+ Gravitational Wave Detector and Reconstruction of the Detector Strain h(t) during the Observing Run O4

Virgo Collaboration

arxiv:2607.19273 v1 · 2026-07-21 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QAFOOB5I35TDIUX224H6TGLHOY}

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	2026-07-22T01:24:17.525892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

800ae707a8df663452fad70fe99967761bc18f75755aaf0fde539be0b88189ef

Aliases

arxiv: 2607.19273 · arxiv_version: 2607.19273v1 · doi: 10.48550/arxiv.2607.19273 · pith_short_12: QAFOOB5I35TD · pith_short_16: QAFOOB5I35TDIUX2 · pith_short_8: QAFOOB5I

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/QAFOOB5I35TDIUX224H6TGLHOY \
  | 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: 800ae707a8df663452fad70fe99967761bc18f75755aaf0fde539be0b88189ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3283ae346d3493b81eb3927df034aeece4c5f5e4e9bb3da4d5a8c51c81bc754e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-21T16:44:50Z",
    "title_canon_sha256": "29d6cdaa0103cbcaf4079ab08473536d1fb2a1def509bb76c3717a8b28ca38fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19273",
    "kind": "arxiv",
    "version": 1
  }
}