Pith Number

pith:QFEVZ6AZ

pith:2016:QFEVZ6AZAZ3BNWN5JFZLBFUUYS

not attested not anchored not stored refs pending

Cluster subalgebras and cotorsion pairs in Frobenius extriangulated categories

Bin Zhu, Panyue Zhou, Wen Chang

arxiv:1610.05006 v2 · 2016-10-17 · math.RT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFEVZ6AZAZ3BNWN5JFZLBFUUYS}

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	2026-05-18T00:10:24.642033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81495cf819067616d9bd4972b09694c4a4f9bb09a92333c5c0648a88fbfbb143

Aliases

arxiv: 1610.05006 · arxiv_version: 1610.05006v2 · doi: 10.48550/arxiv.1610.05006 · pith_short_12: QFEVZ6AZAZ3B · pith_short_16: QFEVZ6AZAZ3BNWN5 · pith_short_8: QFEVZ6AZ

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/QFEVZ6AZAZ3BNWN5JFZLBFUUYS \
  | 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: 81495cf819067616d9bd4972b09694c4a4f9bb09a92333c5c0648a88fbfbb143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "993e262d06a2e6e23149ea021860f5bdff66ca5efdffca33ffe174c910d1db6a",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2016-10-17T08:23:11Z",
    "title_canon_sha256": "14c6a214dd2944a1a5d4989e9a82646cb9b570b4ad920f6ab4f80f8d5d07d60a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.05006",
    "kind": "arxiv",
    "version": 2
  }
}