Pith Number

pith:WWE3HNLF

pith:2016:WWE3HNLFHYG2BT6Q73BBC3KDXH

not attested not anchored not stored refs pending

Blandford-Znajek mechanism in black holes in alternative theories of gravity

Cosimo Bambi, Guancheng Pei, Matthew J. Middleton, Sourabh Nampalliwar

arxiv:1606.04643 v2 · 2016-06-15 · gr-qc · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WWE3HNLFHYG2BT6Q73BBC3KDXH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:03:26.309174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b589b3b5653e0da0cfd0fec2116d43b9f4c1e967286f147aa4cdf7ebb5f3b935

Aliases

arxiv: 1606.04643 · arxiv_version: 1606.04643v2 · doi: 10.48550/arxiv.1606.04643 · pith_short_12: WWE3HNLFHYG2 · pith_short_16: WWE3HNLFHYG2BT6Q · pith_short_8: WWE3HNLF

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/WWE3HNLFHYG2BT6Q73BBC3KDXH \
  | 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: b589b3b5653e0da0cfd0fec2116d43b9f4c1e967286f147aa4cdf7ebb5f3b935

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4710ab48e5b50d9029fa6c71ea1ed5000a69e824162596f28edeaf359bde5457",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-06-15T05:02:17Z",
    "title_canon_sha256": "cdc7e2cfb4b22b146b9976d9974737e6f2ba338c8181f8ee3046bcbfbe5ea202"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.04643",
    "kind": "arxiv",
    "version": 2
  }
}