Pith Number

pith:UBC7J5I7

pith:2025:UBC7J5I73KDNT45HQPVLT4AXW5

not attested not anchored not stored refs pending

On smooth rationally connected projective threefolds of Picard number two admitting int-amplified endomorphisms

Guolei Zhong, Sheng Meng, Zelong Chen

arxiv:2506.14274 v1 · 2025-06-17 · math.AG · math.DS

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UBC7J5I73KDNT45HQPVLT4AXW5}

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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

Images of toric variety and amplified endomorphism of weak Fano threefolds

Receipt and verification

First computed	2026-07-05T11:22:52.436304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a045f4f51fda86d9f3a783eab9f017b77e749ef9d088df1d6596e7a0eab8906a

Aliases

arxiv: 2506.14274 · arxiv_version: 2506.14274v1 · doi: 10.48550/arxiv.2506.14274 · pith_short_12: UBC7J5I73KDN · pith_short_16: UBC7J5I73KDNT45H · pith_short_8: UBC7J5I7

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/UBC7J5I73KDNT45HQPVLT4AXW5 \
  | 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: a045f4f51fda86d9f3a783eab9f017b77e749ef9d088df1d6596e7a0eab8906a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d196b36289472a5a2ca61f144441a614afe42a4984619476349f882c46df751",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-06-17T07:37:50Z",
    "title_canon_sha256": "7a682bcccb5b38b91d9d4ef0a3f2e24138bacee2d84e54a60ff00681bc2553a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.14274",
    "kind": "arxiv",
    "version": 1
  }
}