Pith Number

pith:RSBMH5YW

pith:2017:RSBMH5YWBEWSK5PVPL6WR7LC7D

not attested not anchored not stored refs pending

Automaton groups and complete square complexes

Bohdan Kivva, Ievgen Bondarenko

arxiv:1707.00215 v1 · 2017-07-01 · math.GR · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RSBMH5YWBEWSK5PVPL6WR7LC7D}

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	2026-05-18T00:41:04.097657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c82c3f716092d2575f57afd68fd62f8efc23d1fa51ef39090841973d8345cf8

Aliases

arxiv: 1707.00215 · arxiv_version: 1707.00215v1 · doi: 10.48550/arxiv.1707.00215 · pith_short_12: RSBMH5YWBEWS · pith_short_16: RSBMH5YWBEWSK5PV · pith_short_8: RSBMH5YW

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/RSBMH5YWBEWSK5PVPL6WR7LC7D \
  | 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: 8c82c3f716092d2575f57afd68fd62f8efc23d1fa51ef39090841973d8345cf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34aacb8f4c8b51cde63f99f4493d9e6156b47e16678a5953d7a25393dacf451f",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2017-07-01T23:01:33Z",
    "title_canon_sha256": "9b60f92f12436c3c2a9f1a9ad1f384042da44038f14bbfe4afff05c66d21d9d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00215",
    "kind": "arxiv",
    "version": 1
  }
}