Pith Number

pith:3KKQIX67

pith:2021:3KKQIX677SCUOX6G4X6RSM2PAJ

not attested not anchored not stored refs pending

GECKO Optical Follow-up Observation of Three Binary Black Hole Merger Events: GW190408_181802, GW190412, and GW190503_185404

Changsu Choi, Chung-Uk Lee, Gregory S. H. Paek, Gu Lim, Hyung Mok Lee, Hyun-Il Sun, Jinguk Seo, Joonho Kim, Myungshin Im, Seo-Won Chang, Seung-Lee Kim, Sophia Kim, Sungyong Hwang, Taewoo Kim, Wonseok Kang

arxiv:2105.14902 v1 · 2021-05-31 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3KKQIX677SCUOX6G4X6RSM2PAJ}

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.

Cited by

1 paper in Pith

GWTC-3: Compact Binary Coalescences Observed by LIGO and Virgo During the Second Part of the Third Observing Run

Receipt and verification

First computed	2026-07-05T03:02:54.940247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da95045fdffc85475fc6e5fd19334f027ee65287be736660e10347ab013770b8

Aliases

arxiv: 2105.14902 · arxiv_version: 2105.14902v1 · doi: 10.48550/arxiv.2105.14902 · pith_short_12: 3KKQIX677SCU · pith_short_16: 3KKQIX677SCUOX6G · pith_short_8: 3KKQIX67

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/3KKQIX677SCUOX6G4X6RSM2PAJ \
  | 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: da95045fdffc85475fc6e5fd19334f027ee65287be736660e10347ab013770b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b989df0756bd7dbc5b39fa79291bcf9508cab8dfd41842e30409331f69944b85",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-05-31T12:03:36Z",
    "title_canon_sha256": "b7cf02df70ee1538f39d432638b3496084fa565c6e9424285b14fbb2f91a0836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14902",
    "kind": "arxiv",
    "version": 1
  }
}