Pith Number

pith:UWZY7M4B

pith:2007:UWZY7M4BVMNMBVQEDOSMH3YP42

not attested not anchored not stored refs pending

Fragmentation of general relativistic quasi-toroidal polytropes

Burkhard Zink, Christian D. Ott, Erik Schnetter, Ewald Mueller, Ian Hawke, Nikolaos Stergioulas

arxiv:0704.0431 v1 · 2007-04-03 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UWZY7M4BVMNMBVQEDOSMH3YP42}

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	2026-05-18T00:59:33.153916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5b38fb381ab1ac0d6041ba4c3ef0fe686db5cb28e780c2e3e2771d8c175c6d1

Aliases

arxiv: 0704.0431 · arxiv_version: 0704.0431v1 · doi: 10.48550/arxiv.0704.0431 · pith_short_12: UWZY7M4BVMNM · pith_short_16: UWZY7M4BVMNMBVQE · pith_short_8: UWZY7M4B

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/UWZY7M4BVMNMBVQEDOSMH3YP42 \
  | 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: a5b38fb381ab1ac0d6041ba4c3ef0fe686db5cb28e780c2e3e2771d8c175c6d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cc0afde77e23e1ecac2ce9ce1d88dc9649d69e960a77d0ddc191af3dd8dc516",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-04-03T16:40:27Z",
    "title_canon_sha256": "45f85befb8e1827abdf37b6c09a9e2c63e2de2be43953b9acc0eb25cbe32a5a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0431",
    "kind": "arxiv",
    "version": 1
  }
}