Pith Number

pith:LH7MYFBK

pith:2011:LH7MYFBK64K2AUCNLNB2B7WF54

not attested not anchored not stored refs pending

On the dynamics of perfect fluids in non-minimally coupled gravity

Ant\'onio Martins, Orfeu Bertolami

arxiv:1110.2379 v1 · 2011-10-11 · gr-qc · astro-ph.CO · hep-ph · 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{LH7MYFBK64K2AUCNLNB2B7WF54}

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

Testing the Dark Universe through the Layzer-Irvine Equation

Receipt and verification

First computed	2026-05-18T02:00:13.769752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59fecc142af715a0504d5b43a0fec5ef344a0985b31b094fd819aaf3fceffef4

Aliases

arxiv: 1110.2379 · arxiv_version: 1110.2379v1 · doi: 10.48550/arxiv.1110.2379 · pith_short_12: LH7MYFBK64K2 · pith_short_16: LH7MYFBK64K2AUCN · pith_short_8: LH7MYFBK

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/LH7MYFBK64K2AUCNLNB2B7WF54 \
  | 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: 59fecc142af715a0504d5b43a0fec5ef344a0985b31b094fd819aaf3fceffef4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6653a9f6e752693d4b080bc219bcbf985d96d0e29db98b79547f1913fad8c9e5",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-10-11T13:52:48Z",
    "title_canon_sha256": "d1e571b6f94e2ac33f3cd30d07d7644090315f973e9b3642d861abd9dd38e04c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2379",
    "kind": "arxiv",
    "version": 1
  }
}