Pith Number

pith:NVYDJEAA

pith:2012:NVYDJEAALCSVTS7OM35CZ5ZLN4

not attested not anchored not stored refs pending

Superradiant instabilities in astrophysical systems

Akihiro Ishibashi, Helvi Witek, Ulrich Sperhake, Vitor Cardoso

arxiv:1212.0551 v2 · 2012-12-03 · gr-qc · astro-ph.CO · hep-ph · 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{NVYDJEAALCSVTS7OM35CZ5ZLN4}

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.

Cited by

1 paper in Pith

Superradiance -- the 2020 Edition

Receipt and verification

First computed	2026-05-18T03:33:13.641986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d7034900058a559cbee66fa2cf72b6f1e9c5f6971fd38631489af91c5e36a1b

Aliases

arxiv: 1212.0551 · arxiv_version: 1212.0551v2 · doi: 10.48550/arxiv.1212.0551 · pith_short_12: NVYDJEAALCSV · pith_short_16: NVYDJEAALCSVTS7O · pith_short_8: NVYDJEAA

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/NVYDJEAALCSVTS7OM35CZ5ZLN4 \
  | 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: 6d7034900058a559cbee66fa2cf72b6f1e9c5f6971fd38631489af91c5e36a1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe687140db7abb2440c4f02ce90c3901c25cd3b154ff52300367aa00d9389fb4",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-12-03T21:01:13Z",
    "title_canon_sha256": "a6825845dfd072422a0858338e0b0f2415bf2cc532c19d1d4388273c79866af7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0551",
    "kind": "arxiv",
    "version": 2
  }
}