Pith Number

pith:QD6JOJP6

pith:2010:QD6JOJP6ROSCG6HM7KIKXG5HX4

not attested not anchored not stored refs pending

Constants of Motion for Constrained Hamiltonian Systems: A Particle around a Charged Rotating Black Hole

Hideki Ishihara, Takahisa Igata, Tatsuhiko Koike

arxiv:1005.1815 v1 · 2010-05-11 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QD6JOJP6ROSCG6HM7KIKXG5HX4}

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	2026-05-18T04:22:40.389572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80fc9725fe8ba42378ecfa90ab9ba7bf14269d6f0bdeae285ffd851af1f7cd9b

Aliases

arxiv: 1005.1815 · arxiv_version: 1005.1815v1 · doi: 10.48550/arxiv.1005.1815 · pith_short_12: QD6JOJP6ROSC · pith_short_16: QD6JOJP6ROSCG6HM · pith_short_8: QD6JOJP6

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/QD6JOJP6ROSCG6HM7KIKXG5HX4 \
  | 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: 80fc9725fe8ba42378ecfa90ab9ba7bf14269d6f0bdeae285ffd851af1f7cd9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fed9fd126d7bd8a4cab113b2f99ccca03e6c5c6044fcff8f41981b1628fbff7",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-05-11T12:36:13Z",
    "title_canon_sha256": "a7e9d76c994d0b502a30a5b7ae05bc2509d84f7ed7f782a33b2b06432cf9de30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1815",
    "kind": "arxiv",
    "version": 1
  }
}