Pith Number

pith:Y3BGFFMU

pith:2015:Y3BGFFMUGIXDALAAWUDYFKX2TN

not attested not anchored not stored refs pending

Relativistic perturbations in $\Lambda$CDM: Eulerian & Lagrangian approaches

Cornelius Rampf, Eleonora Villa

arxiv:1505.04782 v4 · 2015-05-18 · 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{Y3BGFFMUGIXDALAAWUDYFKX2TN}

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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

Relativistic Fluid Dynamics in Curved Spacetime: a Novel Effective Hamiltonian Approach

Receipt and verification

First computed	2026-05-18T00:14:16.818525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6c2629594322e302c00b50782aafa9b53e93371ce33c9acf4e5f5e01d4a63a3

Aliases

arxiv: 1505.04782 · arxiv_version: 1505.04782v4 · doi: 10.48550/arxiv.1505.04782 · pith_short_12: Y3BGFFMUGIXD · pith_short_16: Y3BGFFMUGIXDALAA · pith_short_8: Y3BGFFMU

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/Y3BGFFMUGIXDALAAWUDYFKX2TN \
  | 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: c6c2629594322e302c00b50782aafa9b53e93371ce33c9acf4e5f5e01d4a63a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfca8f29974cd845ad4901a0315fb66686116fa029f9de90da2072f9e8596992",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-05-18T19:59:50Z",
    "title_canon_sha256": "6d7c73a2056b07969dd8fc19c2377fce5a89f6103d0ee03767416e38244086ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04782",
    "kind": "arxiv",
    "version": 4
  }
}