Pith Number

pith:JQKDRJXT

pith:2021:JQKDRJXTIW275IFPQIGCDFWYKM

not attested not anchored not stored refs pending

Auslander's Theorem for dihedral actions on preprojective algebras of type A

Jacob Barahona Kamsvaag, Jason Gaddis

arxiv:2108.08939 v2 · 2021-08-19 · 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{JQKDRJXTIW275IFPQIGCDFWYKM}

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	2026-07-05T06:24:43.047621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c1438a6f345b5fea0af820c2196d8531ff068b752f306a9729e4e2c7236126b

Aliases

arxiv: 2108.08939 · arxiv_version: 2108.08939v2 · doi: 10.48550/arxiv.2108.08939 · pith_short_12: JQKDRJXTIW27 · pith_short_16: JQKDRJXTIW275IFP · pith_short_8: JQKDRJXT

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/JQKDRJXTIW275IFPQIGCDFWYKM \
  | 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: 4c1438a6f345b5fea0af820c2196d8531ff068b752f306a9729e4e2c7236126b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc5faef8634eb5a56c5f3a4b89ace366bbd1ab6b1409802311617abc0ad132e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2021-08-19T23:02:04Z",
    "title_canon_sha256": "1dadb1cd55c348907a5c56e524946f3f0abe0bec6cb248999165b1b6255fbb4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.08939",
    "kind": "arxiv",
    "version": 2
  }
}