Pith Number

pith:DP4P2RQ7

pith:2020:DP4P2RQ7Q2CL44KN4CREXZCKI2

not attested not anchored not stored refs pending

Investigation of crackling noise in the vibration isolation systems of the KAGRA gravitational wave detector

Ryutaro Takahashi, Seiji Kawamura, Shin Kirii, Takashi Uchiyama, Yingtao Liu, Yuhang Zhao

arxiv:2009.00400 v2 · 2020-09-01 · physics.ins-det · 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{DP4P2RQ7Q2CL44KN4CREXZCKI2}

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	2026-07-05T03:19:00.999635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bf8fd461f8684be714de0a24be44a46a33f2762b415f6d95fc483c75a975b40

Aliases

arxiv: 2009.00400 · arxiv_version: 2009.00400v2 · doi: 10.48550/arxiv.2009.00400 · pith_short_12: DP4P2RQ7Q2CL · pith_short_16: DP4P2RQ7Q2CL44KN · pith_short_8: DP4P2RQ7

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/DP4P2RQ7Q2CL44KN4CREXZCKI2 \
  | 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: 1bf8fd461f8684be714de0a24be44a46a33f2762b415f6d95fc483c75a975b40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5feb4fc250327a718709cc9828e96c460e3eced96551c052a3d30fb675cdbb7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2020-09-01T13:04:31Z",
    "title_canon_sha256": "6b25e77db986f42a58cad48480481ec5de12b154d8cb693ee2f8b3c8075b32ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.00400",
    "kind": "arxiv",
    "version": 2
  }
}