Pith Number

pith:J5QK5J3D

pith:2025:J5QK5J3DR24YUXJUHKTNRUGCEV

not attested not anchored not stored refs pending

On Simply Connected Quandles

Marco Bonatto

arxiv:2504.19109 v1 · 2025-04-27 · math.GR · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5QK5J3DR24YUXJUHKTNRUGCEV}

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.

Cited by

1 paper in Pith

Good involutions of twisted conjugation subquandles and Alexander quandles

Receipt and verification

First computed	2026-07-05T10:54:52.205556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f60aea7638eb98a5d343aa6d8d0c2257325bd4a4ba22d17a0e0ad4f3aa03e22

Aliases

arxiv: 2504.19109 · arxiv_version: 2504.19109v1 · doi: 10.48550/arxiv.2504.19109 · pith_short_12: J5QK5J3DR24Y · pith_short_16: J5QK5J3DR24YUXJU · pith_short_8: J5QK5J3D

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/J5QK5J3DR24YUXJUHKTNRUGCEV \
  | 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: 4f60aea7638eb98a5d343aa6d8d0c2257325bd4a4ba22d17a0e0ad4f3aa03e22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a20762da4a0f36acdd60e2673b5461cf8f08483d17d5215311c00af00527436",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2025-04-27T05:00:40Z",
    "title_canon_sha256": "a1b30ad94aa791ef08157df790599a1e25606b714f5baecff1f8a57910bd8ad3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19109",
    "kind": "arxiv",
    "version": 1
  }
}