Pith Number

pith:SSXPBPDL

pith:2015:SSXPBPDLHBAF7CVNQZBAA7KLXQ

not attested not anchored not stored refs pending

On the source of the Kehagias-Sfetsos black hole

Hristu Culetu

arxiv:1503.02171 v3 · 2015-03-07 · gr-qc · astro-ph.CO · 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{SSXPBPDLHBAF7CVNQZBAA7KLXQ}

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	2026-05-18T01:27:24.127810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94aef0bc6b38405f8aad8642007d4bbc0956f16b8196d82e71288e409e8da88c

Aliases

arxiv: 1503.02171 · arxiv_version: 1503.02171v3 · doi: 10.48550/arxiv.1503.02171 · pith_short_12: SSXPBPDLHBAF · pith_short_16: SSXPBPDLHBAF7CVN · pith_short_8: SSXPBPDL

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/SSXPBPDLHBAF7CVNQZBAA7KLXQ \
  | 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: 94aef0bc6b38405f8aad8642007d4bbc0956f16b8196d82e71288e409e8da88c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5df2f1a5b9ef6f96fb6efed603ab3b63edbf1e600164e41ff299fc25247f8035",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-03-07T13:32:16Z",
    "title_canon_sha256": "23ca0babe9c143c44caa0b38c613d8d1097234ea46dc3138c602f44db4460d43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02171",
    "kind": "arxiv",
    "version": 3
  }
}