Pith Number

pith:T572YUPT

pith:2026:T572YUPTS7QGVWXXWRHOVMGDX5

not attested not anchored not stored refs pending

Superspecial plane quintics with large automorphism groups

Ryo Ohashi

arxiv:2605.29624 v1 · 2026-05-28 · math.AG · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T572YUPTS7QGVWXXWRHOVMGDX5}

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	2026-05-29T01:05:51.593755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f7fac51f397e06adaf7b44eeab0c3bf43db2fa08bcb977c6247ad1e3b0278ee

Aliases

arxiv: 2605.29624 · arxiv_version: 2605.29624v1 · doi: 10.48550/arxiv.2605.29624 · pith_short_12: T572YUPTS7QG · pith_short_16: T572YUPTS7QGVWXX · pith_short_8: T572YUPT

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/T572YUPTS7QGVWXXWRHOVMGDX5 \
  | 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: 9f7fac51f397e06adaf7b44eeab0c3bf43db2fa08bcb977c6247ad1e3b0278ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71fcac3a3e05f8ca3bd3601c3c252f0a8efcc545173481d69b0c470548a8c3fa",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-28T08:59:52Z",
    "title_canon_sha256": "d84407d94d5ec54d8407cb2eae0471df88f51348dfb38fa1fdef5675823aadf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29624",
    "kind": "arxiv",
    "version": 1
  }
}