Pith Number

pith:5Q6ZYSBF

pith:2014:5Q6ZYSBF6PBTVULINQDLKWTC4H

not attested not anchored not stored refs pending

Instability of Black Holes with a Gauss-Bonnet Term

Bogeun Gwak, Bum-Hoon Lee, Wha-Keun Ahn, Wonwoo Lee

arxiv:1412.4189 v2 · 2014-12-13 · gr-qc · 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{5Q6ZYSBF6PBTVULINQDLKWTC4H}

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	2026-05-18T01:20:56.127334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec3d9c4825f3c33ad1686c06b55a62e1e9388a413dfdc8d15c0141651e023c92

Aliases

arxiv: 1412.4189 · arxiv_version: 1412.4189v2 · doi: 10.48550/arxiv.1412.4189 · pith_short_12: 5Q6ZYSBF6PBT · pith_short_16: 5Q6ZYSBF6PBTVULI · pith_short_8: 5Q6ZYSBF

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/5Q6ZYSBF6PBTVULINQDLKWTC4H \
  | 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: ec3d9c4825f3c33ad1686c06b55a62e1e9388a413dfdc8d15c0141651e023c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82b0083713c5cdb8fb9420613134836323803421f5766a577b29ae89e6bb25f4",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-12-13T03:39:24Z",
    "title_canon_sha256": "ddf128b4830b7cf1468e1cc032a66042265c207800f5b021e9f6290554f7f10f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4189",
    "kind": "arxiv",
    "version": 2
  }
}