Pith Number

pith:GZ7V2VW2

pith:2018:GZ7V2VW2SLJD4LQFSJS3JAS4UJ

not attested not anchored not stored refs pending

Gravitational Music

Jean-Pierre Luminet

arxiv:1804.05832 v1 · 2018-04-17 · physics.pop-ph · 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{GZ7V2VW2SLJD4LQFSJS3JAS4UJ}

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	2026-05-18T00:18:24.875227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

367f5d56da92d23e2e059265b4825ca255813e3f7c592f3b9d04f8ba6ebecd9e

Aliases

arxiv: 1804.05832 · arxiv_version: 1804.05832v1 · doi: 10.48550/arxiv.1804.05832 · pith_short_12: GZ7V2VW2SLJD · pith_short_16: GZ7V2VW2SLJD4LQF · pith_short_8: GZ7V2VW2

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/GZ7V2VW2SLJD4LQFSJS3JAS4UJ \
  | 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: 367f5d56da92d23e2e059265b4825ca255813e3f7c592f3b9d04f8ba6ebecd9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "154b94b88fcc7703b00e760d8f5dde561a016d3b5a2eb02c804b43cc1659e6b7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2018-04-17T14:05:07Z",
    "title_canon_sha256": "c8a853b193e6d2cef67c11f36099443476d70ed021607411f6c8d413809739f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05832",
    "kind": "arxiv",
    "version": 1
  }
}