Pith Number

pith:OGUTLHVV

pith:2010:OGUTLHVVOP7CP35OEEQAB5KE3W

not attested not anchored not stored refs pending

Schwarzschild and de Sitter solutions from the argument by Lenz and Sommerfeld

B. M. Pimentel, P. J. Pompeia, R. R. Cuzinatto

arxiv:1009.3249 v1 · 2010-09-16 · 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{OGUTLHVVOP7CP35OEEQAB5KE3W}

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	2026-05-18T02:05:27.293958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71a9359eb573fe27efae212000f544dd883dad37d864e31241da28a9f6f53436

Aliases

arxiv: 1009.3249 · arxiv_version: 1009.3249v1 · doi: 10.48550/arxiv.1009.3249 · pith_short_12: OGUTLHVVOP7C · pith_short_16: OGUTLHVVOP7CP35O · pith_short_8: OGUTLHVV

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/OGUTLHVVOP7CP35OEEQAB5KE3W \
  | 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: 71a9359eb573fe27efae212000f544dd883dad37d864e31241da28a9f6f53436

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51d41629bffd06dc08bbaa789a39a70406e9b82bcd18f6eb4028c1955cbdedf5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-09-16T19:08:14Z",
    "title_canon_sha256": "e639204c49e29017ff6b8623bf3f73b03eed9cba03012c8e369d5a7de4df8f7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3249",
    "kind": "arxiv",
    "version": 1
  }
}