Pith Number

pith:B3E7YPIK

pith:2021:B3E7YPIK3XSA4KSAHL6WGH6EIG

not attested not anchored not stored refs pending

The Memory Remains (Undetected): Updates from the Second LIGO/Virgo Gravitational-Wave Transient Catalog

Eric Thrane, Moritz H\"ubner, Paul Lasky

arxiv:2105.02879 v1 · 2021-05-06 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3E7YPIK3XSA4KSAHL6WGH6EIG}

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

5 papers in Pith

Constraining Gravitational Wave Memory with Hierarchical Inference

Toward claiming a detection of gravitational memory

Gravitational Memory from Hairy Binary Black Hole Mergers

Scalar memory from compact binary coalescences

The Science of the Einstein Telescope

Receipt and verification

First computed	2026-07-05T02:57:46.455992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ec9fc3d0adde40e2a403afd631fc441aff44c6eb3f9da2b4470c1ddd9e30257

Aliases

arxiv: 2105.02879 · arxiv_version: 2105.02879v1 · doi: 10.48550/arxiv.2105.02879 · pith_short_12: B3E7YPIK3XSA · pith_short_16: B3E7YPIK3XSA4KSA · pith_short_8: B3E7YPIK

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/B3E7YPIK3XSA4KSAHL6WGH6EIG \
  | 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: 0ec9fc3d0adde40e2a403afd631fc441aff44c6eb3f9da2b4470c1ddd9e30257

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d580455ca53318821bce443e75c703808c22dd848898405feea15cc6d987a5ef",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-05-06T07:21:15Z",
    "title_canon_sha256": "5d971e9023ad5d142b48a2f638bdec5c37fabbb1ee85a825e281ee8037ad9d1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02879",
    "kind": "arxiv",
    "version": 1
  }
}