Pith Number

pith:ZQA7ADMY

pith:2018:ZQA7ADMYA2FCEKOXWKZWA2CNPP

not attested not anchored not stored refs pending

New Exact Spherically Symmetric Solutions in $f(R,\phi,X)$ gravity by Noether's symmetry approach

Kazuharu Bamba, Sebastian Bahamonde, Ugur Camci

arxiv:1808.04328 v2 · 2018-08-13 · gr-qc · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQA7ADMYA2FCEKOXWKZWA2CNPP}

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

Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A$^*$

Receipt and verification

First computed	2026-05-17T23:53:29.422453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc01f00d98068a2229d7b2b360684d7bf94149e9e9da0988030eb8b96551b12b

Aliases

arxiv: 1808.04328 · arxiv_version: 1808.04328v2 · doi: 10.48550/arxiv.1808.04328 · pith_short_12: ZQA7ADMYA2FC · pith_short_16: ZQA7ADMYA2FCEKOX · pith_short_8: ZQA7ADMY

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/ZQA7ADMYA2FCEKOXWKZWA2CNPP \
  | 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: cc01f00d98068a2229d7b2b360684d7bf94149e9e9da0988030eb8b96551b12b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e3e76fc58a27c7f4d20f5fc04f1e9572622029ac9c50661dc808a48b77477bc",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-08-13T16:42:34Z",
    "title_canon_sha256": "ea33419d7c211d85023aa4b34ba7dc04a9073ad510bd8864106f776c3c720e8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04328",
    "kind": "arxiv",
    "version": 2
  }
}