Pith Number

pith:FBCL6BIU

pith:2021:FBCL6BIUEYHW7NAPGXQ6MIUARE

not attested not anchored not stored refs pending

Gravitational-wave echoes from spinning exotic compact objects: numerical waveforms from the Teukolsky equation

Baoyi Chen, Ling Sun, Manu Srivastava, Qingwen Wang, Rico K. L. Lo, Shuo Xin, Sizheng Ma, Wen-Biao Han, Xingyu Zhong, Yanbei Chen

arxiv:2105.12313 v1 · 2021-05-26 · 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{FBCL6BIUEYHW7NAPGXQ6MIUARE}

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	2026-07-05T03:30:31.883271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2844bf0514260f6fb40f35e1e6228089076c9f4494422fd078d2b094b1eac178

Aliases

arxiv: 2105.12313 · arxiv_version: 2105.12313v1 · doi: 10.48550/arxiv.2105.12313 · pith_short_12: FBCL6BIUEYHW · pith_short_16: FBCL6BIUEYHW7NAP · pith_short_8: FBCL6BIU

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/FBCL6BIUEYHW7NAPGXQ6MIUARE \
  | 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: 2844bf0514260f6fb40f35e1e6228089076c9f4494422fd078d2b094b1eac178

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3e75a320b61a09fbc3347ccf41217047feaa07c208cb46e7292a682bed1647f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-05-26T03:25:50Z",
    "title_canon_sha256": "935c790fcaa47fa84da4a683663f051acca198c20c7838dd6830f9e5fec80852"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.12313",
    "kind": "arxiv",
    "version": 1
  }
}