Pith Number

pith:BD2OR7L7

pith:2018:BD2OR7L72QXIPXNXFOS6E3S4AT

not attested not anchored not stored refs pending

Spherical Photon Orbits around a 5D Myers-Perry Black Hole

Mark Bugden

arxiv:1801.03389 v1 · 2018-01-10 · 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{BD2OR7L72QXIPXNXFOS6E3S4AT}

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	2026-05-18T00:21:06.768875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08f4e8fd7fd42e87ddb72ba5e26e5c04caf3d42192baadce9d6a1c62dc72cd75

Aliases

arxiv: 1801.03389 · arxiv_version: 1801.03389v1 · doi: 10.48550/arxiv.1801.03389 · pith_short_12: BD2OR7L72QXI · pith_short_16: BD2OR7L72QXIPXNX · pith_short_8: BD2OR7L7

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/BD2OR7L72QXIPXNXFOS6E3S4AT \
  | 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: 08f4e8fd7fd42e87ddb72ba5e26e5c04caf3d42192baadce9d6a1c62dc72cd75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "690302ccd72e9e083110dd50bc66e1bdd4349fc043e91eb7c84fd753d4f8cc7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-10T14:25:20Z",
    "title_canon_sha256": "34b361fa96cbeacbde3db15a2320764c743454c5456de0d0f20efc981bdc1ded"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03389",
    "kind": "arxiv",
    "version": 1
  }
}