Pith Number

pith:6XOMVWFA

pith:2010:6XOMVWFA5MCH6CE237RWUB7EBJ

not attested not anchored not stored refs pending

Algorithmically finite groups

A. Myasnikov, D. Osin

arxiv:1012.1653 v1 · 2010-12-08 · 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{6XOMVWFA5MCH6CE237RWUB7EBJ}

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	2026-05-18T04:33:51.547132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5dccad8a0eb047f089adfe36a07e40a5cd8fd0f75533b58bf90ec5c8581ebda

Aliases

arxiv: 1012.1653 · arxiv_version: 1012.1653v1 · doi: 10.48550/arxiv.1012.1653 · pith_short_12: 6XOMVWFA5MCH · pith_short_16: 6XOMVWFA5MCH6CE2 · pith_short_8: 6XOMVWFA

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/6XOMVWFA5MCH6CE237RWUB7EBJ \
  | 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: f5dccad8a0eb047f089adfe36a07e40a5cd8fd0f75533b58bf90ec5c8581ebda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "029b16412e5ef512db8c80b6aea9c9c4959ce40f138248dcf6993ae27326b4bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2010-12-08T00:34:11Z",
    "title_canon_sha256": "57ffb498377acb66d0a58ab204a57768ec38da181299225ad88d5956d76afec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1653",
    "kind": "arxiv",
    "version": 1
  }
}