Pith Number

pith:Q7SGL5EU

pith:2025:Q7SGL5EUXSXN6WBF4RRNBOG6TD

not attested not anchored not stored refs pending

Elliptic constant cycle curves on Kummer surfaces

Jiexiang Huang

arxiv:2506.06260 v1 · 2025-06-06 · 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{Q7SGL5EUXSXN6WBF4RRNBOG6TD}

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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.

Cited by

1 paper in Pith

Constant cycle surfaces on Fano varieties of cubic fourfolds

Receipt and verification

First computed	2026-07-05T11:17:28.270293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87e465f494bcaedf5825e462d0b8de98d19f41a6bbe1e38578bcd05d0c17485a

Aliases

arxiv: 2506.06260 · arxiv_version: 2506.06260v1 · doi: 10.48550/arxiv.2506.06260 · pith_short_12: Q7SGL5EUXSXN · pith_short_16: Q7SGL5EUXSXN6WBF · pith_short_8: Q7SGL5EU

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/Q7SGL5EUXSXN6WBF4RRNBOG6TD \
  | 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: 87e465f494bcaedf5825e462d0b8de98d19f41a6bbe1e38578bcd05d0c17485a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b381635b733e65e945e57844f17b5b1a7370ee8d66e57f6aa2dd38430f3b332f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-06-06T17:40:07Z",
    "title_canon_sha256": "ad858d486e9179f887982810bddc15737edbaa2fd4651564a23c7a2523565328"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.06260",
    "kind": "arxiv",
    "version": 1
  }
}