Pith Number

pith:R4HH4IDO

pith:2015:R4HH4IDOFGSOJC2RR27G776PSB

not attested not anchored not stored refs pending

Nonsingular Black Holes in $f(R)$ Theories

D. Rubiera-Garcia, Gonzalo J. Olmo

arxiv:1509.02430 v1 · 2015-09-08 · 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{R4HH4IDOFGSOJC2RR27G776PSB}

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

Spherically symmetric and static black bounces with multiple horizons, throats, and anti-throats in four dimensions

Receipt and verification

First computed	2026-05-18T01:33:33.505355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0e7e206e29a4e48b518ebe6fffcf9040f5c9f0f3f9184b7ccd253d399b6fb4

Aliases

arxiv: 1509.02430 · arxiv_version: 1509.02430v1 · doi: 10.48550/arxiv.1509.02430 · pith_short_12: R4HH4IDOFGSO · pith_short_16: R4HH4IDOFGSOJC2R · pith_short_8: R4HH4IDO

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/R4HH4IDOFGSOJC2RR27G776PSB \
  | 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: 8f0e7e206e29a4e48b518ebe6fffcf9040f5c9f0f3f9184b7ccd253d399b6fb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32ea399b6e915a8e61491eea082e06660ee0ea66d736d4e74a64e3499360f8ff",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-09-08T16:15:53Z",
    "title_canon_sha256": "3f725ae6e3c46d3ec2279ac41d58fcbe67000957b952c0b237049c4e4dcdbf02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02430",
    "kind": "arxiv",
    "version": 1
  }
}