Pith Number

pith:EGX6F4DP

pith:2013:EGX6F4DP2FKTXTBXATAZ3TQE7G

not attested not anchored not stored refs pending

Hypermodular Self-Assembling Space Solar Power -- Design Option for Mid-Term GEO Utility-Scale Power Plants

Martin Leitgab

arxiv:1311.4242 v2 · 2013-11-18 · physics.space-ph · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EGX6F4DP2FKTXTBXATAZ3TQE7G}

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	2026-05-18T00:58:16.623000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21afe2f06fd1553bcc3704c19dce04f9a71b7226e14f3f27b5e5850a8fead6ad

Aliases

arxiv: 1311.4242 · arxiv_version: 1311.4242v2 · doi: 10.48550/arxiv.1311.4242 · pith_short_12: EGX6F4DP2FKT · pith_short_16: EGX6F4DP2FKTXTBX · pith_short_8: EGX6F4DP

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/EGX6F4DP2FKTXTBXATAZ3TQE7G \
  | 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: 21afe2f06fd1553bcc3704c19dce04f9a71b7226e14f3f27b5e5850a8fead6ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce40725d64fb8c8321c7992b34b8605261fb2a8e64c90c7b02d8fb789b336855",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2013-11-18T01:39:46Z",
    "title_canon_sha256": "ee2f51e4f963fc0644b4539ea586bbafd71e7f2f6d3123f65d9eead42745c9fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4242",
    "kind": "arxiv",
    "version": 2
  }
}