Pith Number

pith:SI76KWKY

pith:2013:SI76KWKYRGXUXL7UXQF2BEP7LK

not attested not anchored not stored refs pending

Conjugacy in Houghton's Groups

Armando Martino, Jos\'e Burillo, Yago Antol\'in

arxiv:1305.2044 v2 · 2013-05-09 · 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{SI76KWKYRGXUXL7UXQF2BEP7LK}

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	2026-05-18T02:48:47.022435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

923fe5595889af4baff4bc0ba091ff5aa59d259c0baac70c965cc13e73dae4ca

Aliases

arxiv: 1305.2044 · arxiv_version: 1305.2044v2 · doi: 10.48550/arxiv.1305.2044 · pith_short_12: SI76KWKYRGXU · pith_short_16: SI76KWKYRGXUXL7U · pith_short_8: SI76KWKY

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/SI76KWKYRGXUXL7UXQF2BEP7LK \
  | 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: 923fe5595889af4baff4bc0ba091ff5aa59d259c0baac70c965cc13e73dae4ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "082088e323dae5a5c63e89093c8675c614700e0592952f28aebede98ef78d477",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2013-05-09T09:50:05Z",
    "title_canon_sha256": "b3edde9b8a84e80c02e0eadc3379a6b7d5e1b41b050ec40059e9f1b7697a2e26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2044",
    "kind": "arxiv",
    "version": 2
  }
}