Pith Number

pith:LHAK6O3U

pith:2017:LHAK6O3UHZS6XR4Q7ZKTIOM4EA

not attested not anchored not stored refs pending

Characterizing the homogeneous variety F_4(4)

Gianluca Occhetta, Kiwamu Watanabe, Luis E. Sol\'a Conde

arxiv:1706.01640 v1 · 2017-06-06 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LHAK6O3UHZS6XR4Q7ZKTIOM4EA}

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	2026-05-18T00:42:56.408442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59c0af3b743e65ebc790fe5534399c2012dccc6c3b77b1d0add715715180d66b

Aliases

arxiv: 1706.01640 · arxiv_version: 1706.01640v1 · doi: 10.48550/arxiv.1706.01640 · pith_short_12: LHAK6O3UHZS6 · pith_short_16: LHAK6O3UHZS6XR4Q · pith_short_8: LHAK6O3U

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/LHAK6O3UHZS6XR4Q7ZKTIOM4EA \
  | 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: 59c0af3b743e65ebc790fe5534399c2012dccc6c3b77b1d0add715715180d66b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "464426af6d96e7c71a7844e92d390ecc01e46612336947241b02b90bf23e1199",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-06-06T07:48:15Z",
    "title_canon_sha256": "bd3d33d15824e743ba586761fa2ae6811acd8c4de7155e728cb6f66cd739baed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01640",
    "kind": "arxiv",
    "version": 1
  }
}