Pith Number

pith:25YL5S2U

pith:2011:25YL5S2UPBDMWQEZ7ERTACUFDL

not attested not anchored not stored refs pending

Nonradial superfluid modes in oscillating neutron stars

A.I. Chugunov, M.E. Gusakov (Ioffe Institute)

arxiv:1107.4242 v2 · 2011-07-21 · astro-ph.SR · astro-ph.HE · 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{25YL5S2UPBDMWQEZ7ERTACUFDL}

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	2026-05-18T02:01:11.999588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d770becb547846cb4099f923300a851ae33d200a1c1dc96bdcab65e5949f4377

Aliases

arxiv: 1107.4242 · arxiv_version: 1107.4242v2 · doi: 10.48550/arxiv.1107.4242 · pith_short_12: 25YL5S2UPBDM · pith_short_16: 25YL5S2UPBDMWQEZ · pith_short_8: 25YL5S2U

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/25YL5S2UPBDMWQEZ7ERTACUFDL \
  | 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: d770becb547846cb4099f923300a851ae33d200a1c1dc96bdcab65e5949f4377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e280f285a18a5684efcbcf2fad8e589b81902753f4ecd35384e4332f42f2d7e",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-21T11:46:44Z",
    "title_canon_sha256": "ad107aefbbd3be486d70375bdf316d696aba36b938d0c9806c14629b1bf1803f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4242",
    "kind": "arxiv",
    "version": 2
  }
}