Pith Number

pith:SG6HQT5N

pith:2018:SG6HQT5NTKCA3CJDPGNWNNQE5Y

not attested not anchored not stored refs pending

BTZ black holes in massive gravity

Behnam Pourhassan, Mir Faizal, Sanjib Dey, Sumeet Chougule

arxiv:1809.00868 v1 · 2018-09-04 · 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{SG6HQT5NTKCA3CJDPGNWNNQE5Y}

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	2026-05-18T00:06:32.295234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91bc784fad9a840d8923799b66b604ee1ef752751590d51b119d3bb8c807b2cf

Aliases

arxiv: 1809.00868 · arxiv_version: 1809.00868v1 · doi: 10.48550/arxiv.1809.00868 · pith_short_12: SG6HQT5NTKCA · pith_short_16: SG6HQT5NTKCA3CJD · pith_short_8: SG6HQT5N

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/SG6HQT5NTKCA3CJDPGNWNNQE5Y \
  | 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: 91bc784fad9a840d8923799b66b604ee1ef752751590d51b119d3bb8c807b2cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3696f35c8770c96d77040a2c6648a3009e9cab77d0e0d2ae0f3f22910016ce78",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-09-04T10:05:06Z",
    "title_canon_sha256": "9babc76560a71f630243274cbd455e51ef904a08220df256d9cd22a2cdfb17e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00868",
    "kind": "arxiv",
    "version": 1
  }
}