Pith Number

pith:WZSJSX4H

pith:2017:WZSJSX4HH6SGQ3JNKOWMIBOJKD

not attested not anchored not stored refs pending

On the orientation of the historic churches of Lanzarote: when human necessity dominates over canonical prescriptions

A. Cesar Gonzalez Garcia, Alejandro Gangui, Juan Antonio Belmonte, Maria Antonia Perera Betancort

arxiv:1712.09324 v1 · 2017-12-26 · physics.hist-ph · astro-ph.IM · 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{WZSJSX4HH6SGQ3JNKOWMIBOJKD}

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	2026-05-18T00:27:13.953041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b664995f873fa4686d2d53acc405c950df0d7b02d23f7e04beae99db784ffb1a

Aliases

arxiv: 1712.09324 · arxiv_version: 1712.09324v1 · doi: 10.48550/arxiv.1712.09324 · pith_short_12: WZSJSX4HH6SG · pith_short_16: WZSJSX4HH6SGQ3JN · pith_short_8: WZSJSX4H

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/WZSJSX4HH6SGQ3JNKOWMIBOJKD \
  | 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: b664995f873fa4686d2d53acc405c950df0d7b02d23f7e04beae99db784ffb1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80aa6b281d96fd337ce5e7063e5974d3a945a2c05049d6537d97b45b85a58e52",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2017-12-26T18:48:12Z",
    "title_canon_sha256": "89fe3e16c4f024eaeb15e57fbe8a31276aa22f23f8e04d9fa759f6ee6fc16c0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09324",
    "kind": "arxiv",
    "version": 1
  }
}