Pith Number

pith:2WCDYWUS

pith:2026:2WCDYWUSPKOL6LOXUWOIQZJKBZ

not attested not anchored not stored refs pending

Neutron Stars as Perfect Fluids: Extracting the Linearized Response Function

Irvin Mart\'inez-Rodr\'iguez

arxiv:2602.07115 v2 · 2026-02-06 · gr-qc · astro-ph.HE · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WCDYWUSPKOL6LOXUWOIQZJKBZ}

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.

Cited by

1 paper in Pith

The Good, the Bad, and the Subtle: Relativistic mode sums for neutron-star tidal response

Receipt and verification

First computed	2026-06-26T01:15:49.121276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5843c5a927a9cbf2dd7a59c88652a0e7341032d92c9d8f65d8acf4eefab4035

Aliases

arxiv: 2602.07115 · arxiv_version: 2602.07115v2 · doi: 10.48550/arxiv.2602.07115 · pith_short_12: 2WCDYWUSPKOL · pith_short_16: 2WCDYWUSPKOL6LOX · pith_short_8: 2WCDYWUS

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/2WCDYWUSPKOL6LOXUWOIQZJKBZ \
  | 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: d5843c5a927a9cbf2dd7a59c88652a0e7341032d92c9d8f65d8acf4eefab4035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00a237582f8007d1d1b55226c8c9afbc0e5b82937c65fa1c7e94ac6f45461997",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-02-06T19:00:02Z",
    "title_canon_sha256": "4ce88848d07361c6422e7d31c80a9fce7f79dec7b18a3a27af9d5f84ff893a56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07115",
    "kind": "arxiv",
    "version": 2
  }
}