Pith Number

pith:XCWR627C

pith:2016:XCWR627CRHJ2JMI5RETIOF2CKL

not attested not anchored not stored refs pending

Branched covers of elliptic curves and K\"ahler groups with exotic finiteness properties

Claudio Llosa Isenrich

arxiv:1606.03142 v3 · 2016-06-09 · math.GT · math.DG · 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{XCWR627CRHJ2JMI5RETIOF2CKL}

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	2026-05-17T23:58:19.812380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8ad1f6be289d3a4b11d892687174252fe4ef98af9d43cf15ceb66ba4b70ea7b

Aliases

arxiv: 1606.03142 · arxiv_version: 1606.03142v3 · doi: 10.48550/arxiv.1606.03142 · pith_short_12: XCWR627CRHJ2 · pith_short_16: XCWR627CRHJ2JMI5 · pith_short_8: XCWR627C

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/XCWR627CRHJ2JMI5RETIOF2CKL \
  | 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: b8ad1f6be289d3a4b11d892687174252fe4ef98af9d43cf15ceb66ba4b70ea7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7922c92d84febee9ede5c6131b855d28f1fdf67c0df68a80811c6ac5e29745ff",
    "cross_cats_sorted": [
      "math.DG",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-06-09T23:15:33Z",
    "title_canon_sha256": "f1f683256b24b6916f6751916bd72db402abe1b6e43e5e3773bc7b60959594b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03142",
    "kind": "arxiv",
    "version": 3
  }
}