Pith Number

pith:4M5Y6NC4

pith:2013:4M5Y6NC4RSLWXGKGPTJCQ7GNQR

not attested not anchored not stored refs pending

Exotic matter influence on the polar quasi-normal modes of neutron stars with equations of state satisfying the $2 M_{\odot}$ constraint

F. Navarro-L\'erida, J. L. Bl\'azquez-Salcedo, L. M. Gonz\'alez-Romero

arxiv:1307.1063 v1 · 2013-07-03 · 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{4M5Y6NC4RSLWXGKGPTJCQ7GNQR}

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	2026-05-18T02:59:30.444297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e33b8f345c8c976b99467cd2287ccd84727d2c3473eee9b9d7c2bd1ed5435e24

Aliases

arxiv: 1307.1063 · arxiv_version: 1307.1063v1 · doi: 10.48550/arxiv.1307.1063 · pith_short_12: 4M5Y6NC4RSLW · pith_short_16: 4M5Y6NC4RSLWXGKG · pith_short_8: 4M5Y6NC4

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/4M5Y6NC4RSLWXGKGPTJCQ7GNQR \
  | 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: e33b8f345c8c976b99467cd2287ccd84727d2c3473eee9b9d7c2bd1ed5435e24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa2d696ff922165847303f2b28608425cdad5cbbe90100bb5692960a0ced7b35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-03T16:12:31Z",
    "title_canon_sha256": "6ad8ed4d3b76eb5631c91184145683594bff1d18bf35635a16d91967115f375f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1063",
    "kind": "arxiv",
    "version": 1
  }
}