Pith Number

pith:ZW7CBSK4

pith:2021:ZW7CBSK4O6JP52TXSUGFJJJ63R

not attested not anchored not stored refs pending

Superradiant Instability of Extremal Black Holes in STU Supergravity

H. Lu, Run-Qiu Yang, Zhan-Feng Mai

arxiv:2110.14942 v1 · 2021-10-28 · hep-th · 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{ZW7CBSK4O6JP52TXSUGFJJJ63R}

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	2026-07-05T03:55:04.571075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdbe20c95c7792feea77950c54a53edc4b0f3462554816bf32fa7b0d6e6cd078

Aliases

arxiv: 2110.14942 · arxiv_version: 2110.14942v1 · doi: 10.48550/arxiv.2110.14942 · pith_short_12: ZW7CBSK4O6JP · pith_short_16: ZW7CBSK4O6JP52TX · pith_short_8: ZW7CBSK4

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/ZW7CBSK4O6JP52TXSUGFJJJ63R \
  | 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: cdbe20c95c7792feea77950c54a53edc4b0f3462554816bf32fa7b0d6e6cd078

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5643a91ed6ca7a1169466b5d80bddb99a73f064db239c9a217ba94ad0db1400",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-10-28T08:20:42Z",
    "title_canon_sha256": "0f4426b92858b4d33e58b2b3eb1d65ee72b9ffa9a50bb4e364b0413e6e8288a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14942",
    "kind": "arxiv",
    "version": 1
  }
}