Pith Number

pith:7LB4KJPQ

pith:2016:7LB4KJPQD464SNLJZMB3JOOUJL

not attested not anchored not stored refs pending

Metacyclic groups as automorphism groups of compact Riemann surfaces

Andreas Schweizer

arxiv:1612.06521 v2 · 2016-12-20 · math.CV · math.AG · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LB4KJPQD464SNLJZMB3JOOUJL}

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	2026-05-18T00:34:35.196828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fac3c525f01f3dc93569cb03b4b9d44ac26c0e2407859065f609a6f3bfa46108

Aliases

arxiv: 1612.06521 · arxiv_version: 1612.06521v2 · doi: 10.48550/arxiv.1612.06521 · pith_short_12: 7LB4KJPQD464 · pith_short_16: 7LB4KJPQD464SNLJ · pith_short_8: 7LB4KJPQ

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/7LB4KJPQD464SNLJZMB3JOOUJL \
  | 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: fac3c525f01f3dc93569cb03b4b9d44ac26c0e2407859065f609a6f3bfa46108

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de283736939ccfff8a77a9e4e18d8b768bc318d7c02eaeb339f8bb8d888b11e4",
    "cross_cats_sorted": [
      "math.AG",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2016-12-20T06:28:01Z",
    "title_canon_sha256": "92a7f7dee5806c434fe6c929970adb48628acec60a4cb40b2ad91b85a9fa91b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.06521",
    "kind": "arxiv",
    "version": 2
  }
}