Pith Number

pith:RWWPH3G3

pith:2026:RWWPH3G3CEHGKVXW6UPK6RD2ZH

not attested not anchored not stored refs pending

A stepping stone toward detecting gravitational wave memory: a cumulative analysis with the full $(\ell=2, m=0)$ spherical harmonic using events from GWTC-4.0 and GWTC-5.0

Antoni Ramos-Buades, Joan Llobera-Querol, Jorge Valencia, Maria Rossell\'o-Sastre, Sascha Husa, Yumeng Xu

arxiv:2607.04909 v1 · 2026-07-06 · 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{RWWPH3G3CEHGKVXW6UPK6RD2ZH}

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	2026-07-07T02:20:10.833897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dacf3ecdb110e6556f6f51eaf447ac9ea5306c9ee556f47157b6e3e753b7ede

Aliases

arxiv: 2607.04909 · arxiv_version: 2607.04909v1 · doi: 10.48550/arxiv.2607.04909 · pith_short_12: RWWPH3G3CEHG · pith_short_16: RWWPH3G3CEHGKVXW · pith_short_8: RWWPH3G3

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/RWWPH3G3CEHGKVXW6UPK6RD2ZH \
  | 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: 8dacf3ecdb110e6556f6f51eaf447ac9ea5306c9ee556f47157b6e3e753b7ede

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46cc272f2caa80092c1ebc5d79a1ca15c08b356cdb06bae1a015b4ea170f41d3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-06T10:38:36Z",
    "title_canon_sha256": "48c8dd408695662b57726e92e3a48a22340853f5c4caa06ca99ad6d696d6595d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.04909",
    "kind": "arxiv",
    "version": 1
  }
}