Pith Number

pith:52S2BVMG

pith:2019:52S2BVMGX7L4U7Z5ZWMVPNL33H

not attested not anchored not stored refs pending

Generic properties in some classes of automaton groups

IMAG), Thibault Godin (IECL

arxiv:1903.11315 v1 · 2019-03-27 · cs.FL · cs.DM · 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{52S2BVMGX7L4U7Z5ZWMVPNL33H}

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	2026-05-17T23:50:03.613818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eea5a0d586bfd7ca7f3dcd9957b57bd9c8d2b6715987c1d57aabfcca5d2b40c6

Aliases

arxiv: 1903.11315 · arxiv_version: 1903.11315v1 · doi: 10.48550/arxiv.1903.11315 · pith_short_12: 52S2BVMGX7L4 · pith_short_16: 52S2BVMGX7L4U7Z5 · pith_short_8: 52S2BVMG

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/52S2BVMGX7L4U7Z5ZWMVPNL33H \
  | 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: eea5a0d586bfd7ca7f3dcd9957b57bd9c8d2b6715987c1d57aabfcca5d2b40c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6c88607e38a558b5d9ab4133d743f4f3af46a11605562f06e584d5cd2a8b82c",
    "cross_cats_sorted": [
      "cs.DM",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2019-03-27T09:49:51Z",
    "title_canon_sha256": "c62eb7a7676565be6c001d21f5d786584911f03af6e451295b7d01d4af1263e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11315",
    "kind": "arxiv",
    "version": 1
  }
}