Pith Number

pith:25YEA6A2

pith:2019:25YEA6A2VEB5ZHOWYRFH2U4GWD

not attested not anchored not stored refs pending

Fundamental and higher-order excited modes of radial oscillation of neutron stars for various types of cold nucleonic and hyperonic matter

D\'aniel Barta

arxiv:1908.02808 v3 · 2019-08-07 · 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{25YEA6A2VEB5ZHOWYRFH2U4GWD}

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	2026-07-05T03:07:18.280864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d77040781aa903dc9dd6c44a7d5386b0f1cb61a25b8197c4fe76c5f332a8a865

Aliases

arxiv: 1908.02808 · arxiv_version: 1908.02808v3 · doi: 10.48550/arxiv.1908.02808 · pith_short_12: 25YEA6A2VEB5 · pith_short_16: 25YEA6A2VEB5ZHOW · pith_short_8: 25YEA6A2

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/25YEA6A2VEB5ZHOWYRFH2U4GWD \
  | 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: d77040781aa903dc9dd6c44a7d5386b0f1cb61a25b8197c4fe76c5f332a8a865

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3ce47a060c3a6705250e7858a9ed71a494a25852df618c87b1c9d1c1a69970b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-08-07T19:40:14Z",
    "title_canon_sha256": "7074b5bcc912e9182c15de08bbcb6668204b5e88d9d2e24a83f290a8de7c7691"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02808",
    "kind": "arxiv",
    "version": 3
  }
}