Pith Number

pith:BL7FMOWI

pith:2025:BL7FMOWIFRSGD4R4HU3FL4SYJ4

not attested not anchored not stored refs pending

Conjugacy in a family of free-by-cyclic groups

Andrew W. Sale, Martin R. Bridson, Timothy R. Riley

arxiv:2506.01248 v1 · 2025-06-02 · 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{BL7FMOWIFRSGD4R4HU3FL4SYJ4}

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

Undecidable Diophantine problems in generalisations of one-relator groups

Receipt and verification

First computed	2026-07-05T11:14:10.373924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0afe563ac82c6461f23c3d3655f2584f1d34341a2b2d43566afd5b636dd9b45d

Aliases

arxiv: 2506.01248 · arxiv_version: 2506.01248v1 · doi: 10.48550/arxiv.2506.01248 · pith_short_12: BL7FMOWIFRSG · pith_short_16: BL7FMOWIFRSGD4R4 · pith_short_8: BL7FMOWI

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/BL7FMOWIFRSGD4R4HU3FL4SYJ4 \
  | 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: 0afe563ac82c6461f23c3d3655f2584f1d34341a2b2d43566afd5b636dd9b45d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b18dd350ae02323f72fbdb77574c99d0e046b21ee6c3bfa8ec55e9616e76b875",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2025-06-02T01:52:52Z",
    "title_canon_sha256": "8063dd6213b6966a9c46a73638b0e19b9a81c7a4fc49c86d0a304ac0d3a9bf53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.01248",
    "kind": "arxiv",
    "version": 1
  }
}