Pith Number

pith:LKAQ3FCY

pith:2019:LKAQ3FCYYBG2EZGXLROGOSHIUV

not attested not anchored not stored refs pending

A new method to constrain neutron star structure from quasi-periodic oscillations

Andrea Maselli, George Pappas, Leonardo Gualtieri, Luigi Stella, Paolo Pani, Sara Motta, Valeria Ferrari

arxiv:1905.05616 v2 · 2019-05-12 · astro-ph.HE · astro-ph.SR · 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{LKAQ3FCYYBG2EZGXLROGOSHIUV}

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	2026-07-05T01:31:48.549354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a810d9458c04da264d75c5c6748e8a5456242c16bf3bbc0f685e53e6448c828

Aliases

arxiv: 1905.05616 · arxiv_version: 1905.05616v2 · doi: 10.48550/arxiv.1905.05616 · pith_short_12: LKAQ3FCYYBG2 · pith_short_16: LKAQ3FCYYBG2EZGX · pith_short_8: LKAQ3FCY

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/LKAQ3FCYYBG2EZGXLROGOSHIUV \
  | 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: 5a810d9458c04da264d75c5c6748e8a5456242c16bf3bbc0f685e53e6448c828

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04d320ccbdbcb48f58f1f582735df9f2b1319e9b6feb34e60e9d0dc8c69325ec",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-05-12T18:00:01Z",
    "title_canon_sha256": "e471c2ae3c11c282a4e0b4c1e7d251eb44bd93440548a589c1c7f6b28203e72a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05616",
    "kind": "arxiv",
    "version": 2
  }
}