Pith Number

pith:G6OEHXF6

pith:2014:G6OEHXF673YZFXYAHQ2FBI5EX5

not attested not anchored not stored refs pending

The Barolo Palace: medieval astronomy in the streets of Buenos Aires

Alejandro Gangui

arxiv:1410.6506 v1 · 2014-10-23 · physics.hist-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{G6OEHXF673YZFXYAHQ2FBI5EX5}

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	2026-05-18T02:39:25.118965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

379c43dcbefef192df003c3450a3a4bf6a3006ba36dfd22490697ac9cc8a173a

Aliases

arxiv: 1410.6506 · arxiv_version: 1410.6506v1 · doi: 10.48550/arxiv.1410.6506 · pith_short_12: G6OEHXF673YZ · pith_short_16: G6OEHXF673YZFXYA · pith_short_8: G6OEHXF6

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/G6OEHXF673YZFXYAHQ2FBI5EX5 \
  | 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: 379c43dcbefef192df003c3450a3a4bf6a3006ba36dfd22490697ac9cc8a173a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c62d88b95fa12098f895a99a06915b347a28452f304f5340dc19cbdd5ee3f69",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2014-10-23T21:07:48Z",
    "title_canon_sha256": "3a4db3cbf3a13f4dcff4ab82fa16f2a3d6da6e11c3fec95663e063528a72d9e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6506",
    "kind": "arxiv",
    "version": 1
  }
}