Pith Number

pith:RDFTWO7Z

pith:2015:RDFTWO7Z5KEPJD3QSXC76XUNTW

not attested not anchored not stored refs pending

Fundamental oscillation modes of neutron stars: validity of universal relations

Cecilia Chirenti, Gibran H. de Souza, Wolfgang Kastaun

arxiv:1501.02970 v2 · 2015-01-13 · gr-qc · astro-ph.HE · 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{RDFTWO7Z5KEPJD3QSXC76XUNTW}

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	2026-05-18T02:23:26.184648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88cb3b3bf9ea88f48f7095c5ff5e8d9dbf93b071f67718ea4537e5517bde49ca

Aliases

arxiv: 1501.02970 · arxiv_version: 1501.02970v2 · doi: 10.48550/arxiv.1501.02970 · pith_short_12: RDFTWO7Z5KEP · pith_short_16: RDFTWO7Z5KEPJD3Q · pith_short_8: RDFTWO7Z

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/RDFTWO7Z5KEPJD3QSXC76XUNTW \
  | 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: 88cb3b3bf9ea88f48f7095c5ff5e8d9dbf93b071f67718ea4537e5517bde49ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c965d6819829514931ebf983ba9ec6cf0981a76fb6795aa4818fc351c5d1133f",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-01-13T12:01:43Z",
    "title_canon_sha256": "75f9e53f6f44e677279ec7d1c6e4855e77a36103711670706df15bbccda1657d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02970",
    "kind": "arxiv",
    "version": 2
  }
}