Pith Number

pith:XIKTQQNK

pith:2024:XIKTQQNKQ4ZJP7WFZGDMDD3UMF

not attested not anchored not stored refs pending

Double polytropic cosmic acceleration from the Murnaghan equation of state

Marco Muccino, Orlando Luongo, Peter K. S. Dunsby, Vineshree Pillay

arxiv:2403.17880 v1 · 2024-03-26 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XIKTQQNKQ4ZJP7WFZGDMDD3UMF}

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

Bondi accretion disk luminosity around neutral and charged Simpson-Visser spacetimes

Receipt and verification

First computed	2026-07-05T08:00:56.616088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba153841aa873297fec5c986c18f746179a8899ca0f4be3f32b5d47240eb76a1

Aliases

arxiv: 2403.17880 · arxiv_version: 2403.17880v1 · doi: 10.48550/arxiv.2403.17880 · pith_short_12: XIKTQQNKQ4ZJ · pith_short_16: XIKTQQNKQ4ZJP7WF · pith_short_8: XIKTQQNK

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/XIKTQQNKQ4ZJP7WFZGDMDD3UMF \
  | 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: ba153841aa873297fec5c986c18f746179a8899ca0f4be3f32b5d47240eb76a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c5d731ce7c7218b0df53527dc2b6b4e4923b49788ca83591e4ef95a3a5323cb",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-03-26T17:12:34Z",
    "title_canon_sha256": "11d3e41d691a02783d8e66f24fe9a6a83a13b8cb39f24c470d438ee956c81b2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.17880",
    "kind": "arxiv",
    "version": 1
  }
}