Pith Number

pith:66FSWYDT

pith:2015:66FSWYDTEQLNFERSL6X2PQ3ADU

not attested not anchored not stored refs pending

Clifford systems in octonionic geometry

Maurizio Parton, Paolo Piccinni, Victor Vuletescu

arxiv:1511.06239 v3 · 2015-11-19 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{66FSWYDTEQLNFERSL6X2PQ3ADU}

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	2026-05-18T01:04:50.339910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f78b2b60732416d292325fafa7c3601d24183f4f84b6c67e932ea836ce2e04ba

Aliases

arxiv: 1511.06239 · arxiv_version: 1511.06239v3 · doi: 10.48550/arxiv.1511.06239 · pith_short_12: 66FSWYDTEQLN · pith_short_16: 66FSWYDTEQLNFERS · pith_short_8: 66FSWYDT

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/66FSWYDTEQLNFERSL6X2PQ3ADU \
  | 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: f78b2b60732416d292325fafa7c3601d24183f4f84b6c67e932ea836ce2e04ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf8fbd7fe3678ff8f0df2c170cade45c40d63f0d0379cfb94dc48ea7c9d8fd7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-11-19T16:27:31Z",
    "title_canon_sha256": "21b16d4de2b19c49ccace45dc8f9aad115540b5cfb0518c8de544a2db7c2b94b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06239",
    "kind": "arxiv",
    "version": 3
  }
}