Pith Number

pith:YA4RB2OH

pith:2024:YA4RB2OHOWSVBARS7H3EI2YM42

not attested not anchored not stored refs pending

A $1.9\,M_{\odot}$ neutron star candidate in a 2-year orbit

Allyson Bieryla, David W. Latham, Hans-Walter Rix, Henrique Reggiani, Ilya V. Ilyin, Joshua D. Simon, Kareem El-Badry, Lars A. Buchhave, Puragra Guhathakurta, Sahar Shahaf, Sukanya Chakrabarti, Thomas M. Tauris, Tsevi Mazeh

arxiv:2402.06722 v2 · 2024-02-09 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YA4RB2OHOWSVBARS7H3EI2YM42}

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	2026-07-05T08:08:54.834776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c03910e9c775a5508232f9f6446b0ce6939812618b35af367756244fe4ef5d72

Aliases

arxiv: 2402.06722 · arxiv_version: 2402.06722v2 · doi: 10.48550/arxiv.2402.06722 · pith_short_12: YA4RB2OHOWSV · pith_short_16: YA4RB2OHOWSVBARS · pith_short_8: YA4RB2OH

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/YA4RB2OHOWSVBARS7H3EI2YM42 \
  | 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: c03910e9c775a5508232f9f6446b0ce6939812618b35af367756244fe4ef5d72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcbcc111268fd6ed022c8cc68afd3d0ad77dee713fbc2b3f4b7b51367e05f43c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-02-09T19:00:01Z",
    "title_canon_sha256": "91f4c910b2dbff341a89a98b56cf80b0d8c66b67ae7abe767bbc0032dd5d83e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.06722",
    "kind": "arxiv",
    "version": 2
  }
}