Pith Number

pith:V3UD6YXU

pith:2023:V3UD6YXU4Y7LBEQS6THZXGYVMK

not attested not anchored not stored refs pending

Model-independent search for the quasinormal modes of gravitational wave echoes

Di Wu, Jing Ren, Niayesh Afshordi, Pengyuan Gao

arxiv:2308.01017 v2 · 2023-08-02 · 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{V3UD6YXU4Y7LBEQS6THZXGYVMK}

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	2026-07-05T10:01:30.867421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aee83f62f4e63eb09212f4cf9b9b1562be7735e461e3dbb22b93eda88339e8cc

Aliases

arxiv: 2308.01017 · arxiv_version: 2308.01017v2 · doi: 10.48550/arxiv.2308.01017 · pith_short_12: V3UD6YXU4Y7L · pith_short_16: V3UD6YXU4Y7LBEQS · pith_short_8: V3UD6YXU

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/V3UD6YXU4Y7LBEQS6THZXGYVMK \
  | 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: aee83f62f4e63eb09212f4cf9b9b1562be7735e461e3dbb22b93eda88339e8cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3d78df4b4554887ad820de9ffd872f5981af35cb17896cd51bc44552802d8b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-08-02T08:57:08Z",
    "title_canon_sha256": "270cb27d691820f2aafc5933c757975b219510f18d48ea7881cc5f3fdc77d6e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.01017",
    "kind": "arxiv",
    "version": 2
  }
}