Pith Number

pith:DDTSIKU5

pith:2017:DDTSIKU5MWPL3R2HSLO4TXKEKG

not attested not anchored not stored refs pending

Free 2-step nilpotent Lie algebras and indecomposable modules

Fernando Szechtman, Leandro Cagliero, Luis Gutierrez

arxiv:1703.06214 v1 · 2017-03-17 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDTSIKU5MWPL3R2HSLO4TXKEKG}

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	2026-05-18T00:48:23.579973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e7242a9d659ebdc74792ddc9dd4451a9eeaca4ccf8c9a1d845c68ba7bdbee1

Aliases

arxiv: 1703.06214 · arxiv_version: 1703.06214v1 · doi: 10.48550/arxiv.1703.06214 · pith_short_12: DDTSIKU5MWPL · pith_short_16: DDTSIKU5MWPL3R2H · pith_short_8: DDTSIKU5

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/DDTSIKU5MWPL3R2HSLO4TXKEKG \
  | 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: 18e7242a9d659ebdc74792ddc9dd4451a9eeaca4ccf8c9a1d845c68ba7bdbee1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "031d1654a00cab31d732c14368a049dd7e4cdf38b557f03787c88644eaea18f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2017-03-17T23:09:18Z",
    "title_canon_sha256": "b311eda65cbab3137956d3629ffaa11d74f016c20b5e04307d55faf2079f6e93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06214",
    "kind": "arxiv",
    "version": 1
  }
}