Pith Number

pith:GN37I7R4

pith:2026:GN37I7R4ESJUZDELKPDHFI3XF2

not attested not anchored not stored refs pending

An Unsupervised Search for Novel Instrumental Glitches in LIGO O4a: Multi-Scale Sensitization, Empirical Physical Vetoes, and Rate Upper Limits

Luca Cirfeta

arxiv:2607.18136 v1 · 2026-07-20 · astro-ph.IM · 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{GN37I7R4ESJUZDELKPDHFI3XF2}

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	2026-07-21T02:22:18.474566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3377f47e3c24934c8c8b53c672a3772eb4b807c13b1ca7f927a1d42c1e806083

Aliases

arxiv: 2607.18136 · arxiv_version: 2607.18136v1 · doi: 10.48550/arxiv.2607.18136 · pith_short_12: GN37I7R4ESJU · pith_short_16: GN37I7R4ESJUZDEL · pith_short_8: GN37I7R4

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/GN37I7R4ESJUZDELKPDHFI3XF2 \
  | 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: 3377f47e3c24934c8c8b53c672a3772eb4b807c13b1ca7f927a1d42c1e806083

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4bd955af3a18d5903d6fe8b36ba978ed49bd1e8dee2fb705beab8ec55777cf7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-07-20T16:29:15Z",
    "title_canon_sha256": "6cc95bd68085311c3acbd3adad2f51c3b637392b07ddbb5ce70747190da3d02a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18136",
    "kind": "arxiv",
    "version": 1
  }
}