Pith Number

pith:V4CPTNOB

pith:2021:V4CPTNOBRXII3STOE44YDZTYQ3

not attested not anchored not stored refs pending

Universal relations between the quasinormal modes of neutron star and tidal deformability

Bharat Kumar, Hajime Sotani

arxiv:2109.08145 v2 · 2021-09-15 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4CPTNOBRXII3STOE44YDZTYQ3}

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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.

Cited by

1 paper in Pith

Theoretical modeling of approximate universality of tidally deformed neutron stars

Receipt and verification

First computed	2026-07-05T03:34:07.835627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af04f9b5c18dd08dca6e273981e67886e7bf585f0cc6ae6adca84a16e5bf3ebe

Aliases

arxiv: 2109.08145 · arxiv_version: 2109.08145v2 · doi: 10.48550/arxiv.2109.08145 · pith_short_12: V4CPTNOBRXII · pith_short_16: V4CPTNOBRXII3STO · pith_short_8: V4CPTNOB

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/V4CPTNOBRXII3STOE44YDZTYQ3 \
  | 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: af04f9b5c18dd08dca6e273981e67886e7bf585f0cc6ae6adca84a16e5bf3ebe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a55c61d3af3c6cee0460b0782bb0c7de86b10c9186fc75b690715b5e339c429",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-09-15T06:30:28Z",
    "title_canon_sha256": "88804f28f86f28e33c051916aa79058f5e56dc0917ada9e4fae9519625471070"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.08145",
    "kind": "arxiv",
    "version": 2
  }
}