Pith Number

pith:X25EZWKN

pith:2013:X25EZWKNQ6FPDSG2GBL6TZUP7K

not attested not anchored not stored refs pending

Circular orbits in the extreme Reissner-Nordstr{\o}m dihole metric

Andreas W\"unsch, Daniel Weiskopf, G\"unter Wunner, Thomas M\"uller

arxiv:1301.7560 v1 · 2013-01-31 · 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{X25EZWKNQ6FPDSG2GBL6TZUP7K}

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	2026-05-18T03:34:49.235664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beba4cd94d878af1c8da3057e9e68ffab8d7b673a2cf65ad1f62eeba66ca1081

Aliases

arxiv: 1301.7560 · arxiv_version: 1301.7560v1 · doi: 10.48550/arxiv.1301.7560 · pith_short_12: X25EZWKNQ6FP · pith_short_16: X25EZWKNQ6FPDSG2 · pith_short_8: X25EZWKN

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/X25EZWKNQ6FPDSG2GBL6TZUP7K \
  | 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: beba4cd94d878af1c8da3057e9e68ffab8d7b673a2cf65ad1f62eeba66ca1081

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edb8a9ac46e04082d8f18c56cad9f06e8680ef24c4f732686e59f43618a9d2c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-31T09:32:37Z",
    "title_canon_sha256": "984f75ed46667e2b235fbf3d472b443ec0f69721d6169f0fb5973b384e185907"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7560",
    "kind": "arxiv",
    "version": 1
  }
}