Pith Number

pith:7PUUIJPW

pith:2018:7PUUIJPWUBEG32EEQ4T4LN6M74

not attested not anchored not stored refs pending

Simplicity of algebras via epsilon-strong systems

Patrik Nystedt

arxiv:1805.11955 v4 · 2018-05-30 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7PUUIJPWUBEG32EEQ4T4LN6M74}

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	2026-05-17T23:54:59.151675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbe94425f6a0486de8848727c5b7ccff3f3506a750cfc0378ac4a0ac50882bc6

Aliases

arxiv: 1805.11955 · arxiv_version: 1805.11955v4 · doi: 10.48550/arxiv.1805.11955 · pith_short_12: 7PUUIJPWUBEG · pith_short_16: 7PUUIJPWUBEG32EE · pith_short_8: 7PUUIJPW

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/7PUUIJPWUBEG32EEQ4T4LN6M74 \
  | 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: fbe94425f6a0486de8848727c5b7ccff3f3506a750cfc0378ac4a0ac50882bc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3b7f799c8b9942119921e55d02123638b03234bb4df4311622b8c0f7e4cdacb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2018-05-30T13:44:51Z",
    "title_canon_sha256": "36743286bbd4ea376005a17bc4cbc8e5c00d0365e3a082dd955d296f9e4bed0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11955",
    "kind": "arxiv",
    "version": 4
  }
}