Pith Number

pith:E7GJ2VAP

pith:2019:E7GJ2VAP3FCH6USOJPCF5IN6UC

not attested not anchored not stored refs pending

A geothermal hydro wind PV hybrid system with energy storage in an extinct volcano for 100% renewable supply in Ometepe, Nicaragua

Alexandre Beluco, Fausto A. Canales, Jakub K. Jurasz

arxiv:1907.04357 v1 · 2019-07-09 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7GJ2VAP3FCH6USOJPCF5IN6UC}

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	2026-05-17T23:41:01.991507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27cc9d540fd9447f524e4bc45ea1bea0ab1cfdccf3d56daaa6a5b01153963ee5

Aliases

arxiv: 1907.04357 · arxiv_version: 1907.04357v1 · doi: 10.48550/arxiv.1907.04357 · pith_short_12: E7GJ2VAP3FCH · pith_short_16: E7GJ2VAP3FCH6USO · pith_short_8: E7GJ2VAP

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/E7GJ2VAP3FCH6USOJPCF5IN6UC \
  | 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: 27cc9d540fd9447f524e4bc45ea1bea0ab1cfdccf3d56daaa6a5b01153963ee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad7148977a353c58ee2eaa26e1f10ded7f1c33b9614e0f2a5c8d82441e47df74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2019-07-09T18:26:08Z",
    "title_canon_sha256": "24fbd6845b3438fcec12cdc3a1f089413a3d6318d9996ea9a35a89582d0eb153"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04357",
    "kind": "arxiv",
    "version": 1
  }
}