Pith Number

pith:OHSIUWXN

pith:2017:OHSIUWXNKG7UO3RXJTXRAVMBFJ

not attested not anchored not stored refs pending

Universal Deformation Rings for Complexes over Finite-Dimensional Algebras

Jose A. Velez-Marulanda

arxiv:1703.08569 v2 · 2017-03-24 · 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{OHSIUWXNKG7UO3RXJTXRAVMBFJ}

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	2026-05-18T00:45:41.091904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71e48a5aed51bf476e374cef1055812a6d611526d259d8a2635c85c5323224d4

Aliases

arxiv: 1703.08569 · arxiv_version: 1703.08569v2 · doi: 10.48550/arxiv.1703.08569 · pith_short_12: OHSIUWXNKG7U · pith_short_16: OHSIUWXNKG7UO3RX · pith_short_8: OHSIUWXN

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/OHSIUWXNKG7UO3RXJTXRAVMBFJ \
  | 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: 71e48a5aed51bf476e374cef1055812a6d611526d259d8a2635c85c5323224d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9907f0fca08c22c420f48505ca1842918c3203282fd736346322ed5eecabab4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2017-03-24T18:42:55Z",
    "title_canon_sha256": "4afa2bdbb2743c044ae073aa7f1b7856831fec118120539b2da5ad69de11955e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08569",
    "kind": "arxiv",
    "version": 2
  }
}