Pith Number

pith:LHUNZDID

pith:2015:LHUNZDIDDWWKDS2EUYU4Z6Z34K

not attested not anchored not stored refs pending

Free motion around black holes with discs or rings: between integrability and chaos -- IV

O. Semerak, P. Sukova, V. Witzany

arxiv:1503.09077 v1 · 2015-03-31 · astro-ph.HE · gr-qc · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LHUNZDIDDWWKDS2EUYU4Z6Z34K}

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	2026-05-18T01:32:00.684550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59e8dc8d031daca1cb44a629ccfb3be2ae38313cdf9dda4d8b3f7e890cabf342

Aliases

arxiv: 1503.09077 · arxiv_version: 1503.09077v1 · doi: 10.48550/arxiv.1503.09077 · pith_short_12: LHUNZDIDDWWK · pith_short_16: LHUNZDIDDWWKDS2E · pith_short_8: LHUNZDID

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/LHUNZDIDDWWKDS2EUYU4Z6Z34K \
  | 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: 59e8dc8d031daca1cb44a629ccfb3be2ae38313cdf9dda4d8b3f7e890cabf342

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b7f780cf47a91fd401c18d5f7de28afd5f78b499d7ccadf7f1fab94993921ba",
    "cross_cats_sorted": [
      "gr-qc",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-03-31T15:10:35Z",
    "title_canon_sha256": "560753f473a4ff20a5ca2820cc9552aad2230304f15cbf1c88257c882f1103af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.09077",
    "kind": "arxiv",
    "version": 1
  }
}