Pith Number

pith:O7XLM25J

pith:2018:O7XLM25JQKXENURJ5PDB3T4VNL

not attested not anchored not stored refs pending

Curved Space, curved Time, and curved Space-Time in Schwarzschild geodetic geometry

Lorenzo Resca, Nicholas A. Mecholsky, Rafael T. Eufrasio

arxiv:1812.03259 v1 · 2018-12-08 · 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{O7XLM25JQKXENURJ5PDB3T4VNL}

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	2026-05-17T23:58:46.744667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77eeb66ba982ae46d229ebc61dcf956ae3c83d8b42b3856d8a3bd24c3aa646d1

Aliases

arxiv: 1812.03259 · arxiv_version: 1812.03259v1 · doi: 10.48550/arxiv.1812.03259 · pith_short_12: O7XLM25JQKXE · pith_short_16: O7XLM25JQKXENURJ · pith_short_8: O7XLM25J

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/O7XLM25JQKXENURJ5PDB3T4VNL \
  | 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: 77eeb66ba982ae46d229ebc61dcf956ae3c83d8b42b3856d8a3bd24c3aa646d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22043fa055e6f102f51d3498a649cb3c2c000dfda13bc54ae7b6320498abf615",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-12-08T03:20:14Z",
    "title_canon_sha256": "7e9f52194dd0118a1b23a72883125bba9f09aae548e37e7d98358d40c185340c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03259",
    "kind": "arxiv",
    "version": 1
  }
}