Pith Number

pith:2YR3T62H

pith:2020:2YR3T62HK4GAI3DW4B7CJOJ4PG

not attested not anchored not stored refs pending

Ground Based Gravitational Wave Astronomy in the Asian Region

Andrew Melatos, Carl Blair, Chunnong Zhao, David Blair, David Ottaway, Eric Howell, Johannes Eichholz, Joris van Heijningen, Li Ju, Matthew Bailes, Paul Lasky, Vaishali Adya

arxiv:2002.02637 v2 · 2020-02-07 · gr-qc · 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{2YR3T62HK4GAI3DW4B7CJOJ4PG}

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	2026-07-05T00:55:30.556115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d623b9fb47570c046c76e07e24b93c79a2ffa63f0aed35bfd72237d776862241

Aliases

arxiv: 2002.02637 · arxiv_version: 2002.02637v2 · doi: 10.48550/arxiv.2002.02637 · pith_short_12: 2YR3T62HK4GA · pith_short_16: 2YR3T62HK4GAI3DW · pith_short_8: 2YR3T62H

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/2YR3T62HK4GAI3DW4B7CJOJ4PG \
  | 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: d623b9fb47570c046c76e07e24b93c79a2ffa63f0aed35bfd72237d776862241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f61ee75cb99e872083950c9a11c6847c466d5b3a9af6959d952b4039aff23c4",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-02-07T06:34:39Z",
    "title_canon_sha256": "97a7eb7a45b70d04ade10f3cb2c95b7bb02837d7283f5425c2be550512b78be7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.02637",
    "kind": "arxiv",
    "version": 2
  }
}