Pith Number

pith:SDWEWQGD

pith:2011:SDWEWQGDD3KSMF5APW4OSQXBHZ

not attested not anchored not stored refs pending

Robustness of the Blandford-Znajek mechanism

Carles Bona, Carlos Palenzuela, Luis Lehner, Oscar Reula

arxiv:1102.3663 v1 · 2011-02-17 · astro-ph.HE · 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{SDWEWQGDD3KSMF5APW4OSQXBHZ}

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	2026-05-18T02:03:09.771251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90ec4b40c31ed52617a07db8e942e13e50b91aa8f13e8b3106af6a9b10cb7e4f

Aliases

arxiv: 1102.3663 · arxiv_version: 1102.3663v1 · doi: 10.48550/arxiv.1102.3663 · pith_short_12: SDWEWQGDD3KS · pith_short_16: SDWEWQGDD3KSMF5A · pith_short_8: SDWEWQGD

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/SDWEWQGDD3KSMF5APW4OSQXBHZ \
  | 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: 90ec4b40c31ed52617a07db8e942e13e50b91aa8f13e8b3106af6a9b10cb7e4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2645d691852e2718a097edbc40c1437ea4acbdd5eb42231ec184df9111981bc3",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-02-17T19:07:52Z",
    "title_canon_sha256": "60ed58d1924273a195d0f24f007622d65747762c33344ba26cd14842db2713a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3663",
    "kind": "arxiv",
    "version": 1
  }
}