Pith Number

pith:BC4PE47S

pith:2013:BC4PE47S42NQTGPFSZI3GP34ID

not attested not anchored not stored refs pending

Center of Mass and spin for isolated sources of gravitational radiation

Carlos N. Kozameh, Gonzalo D. Quiroga

arxiv:1311.5854 v5 · 2013-11-22 · 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{BC4PE47S42NQTGPFSZI3GP34ID}

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	2026-05-18T01:19:06.498151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08b8f273f2e69b0999e59651b33f7c40d64e690c40e356740499afd8a1e747c9

Aliases

arxiv: 1311.5854 · arxiv_version: 1311.5854v5 · doi: 10.48550/arxiv.1311.5854 · pith_short_12: BC4PE47S42NQ · pith_short_16: BC4PE47S42NQTGPF · pith_short_8: BC4PE47S

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/BC4PE47S42NQTGPFSZI3GP34ID \
  | 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: 08b8f273f2e69b0999e59651b33f7c40d64e690c40e356740499afd8a1e747c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32c9d5b12456f78f5eed9d7d69b0112a4551a6732befdaedf5f75a58a9e73d84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-11-22T19:49:05Z",
    "title_canon_sha256": "55de0f43a9fd03b38069ae3a9ab5414c7e1cec452336c400ed052c1db6d20995"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5854",
    "kind": "arxiv",
    "version": 5
  }
}