Pith Number

pith:PYUHYBLT

pith:2017:PYUHYBLT42DDYONJIWOCBXMVAZ

not attested not anchored not stored refs pending

No iterated identities satisfied by all finite groups

Alexei Kanel-Belov, Anna Erschler

arxiv:1710.04084 v2 · 2017-10-11 · 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{PYUHYBLT42DDYONJIWOCBXMVAZ}

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	2026-05-18T00:28:34.897175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e287c0573e6863c39a9459c20dd95066cfc12752facf4fa8f0b0e7ee5217b23

Aliases

arxiv: 1710.04084 · arxiv_version: 1710.04084v2 · doi: 10.48550/arxiv.1710.04084 · pith_short_12: PYUHYBLT42DD · pith_short_16: PYUHYBLT42DDYONJ · pith_short_8: PYUHYBLT

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/PYUHYBLT42DDYONJIWOCBXMVAZ \
  | 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: 7e287c0573e6863c39a9459c20dd95066cfc12752facf4fa8f0b0e7ee5217b23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58c661ec473d8de5acb289fb2b04c8b4ebc34c343f997bdfea28ece477d00e93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2017-10-11T14:13:03Z",
    "title_canon_sha256": "2c65c4055046e5f84c5e356924b04851cd48f1afddb50b673aeebd9cd39a3ae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04084",
    "kind": "arxiv",
    "version": 2
  }
}