Pith Number

pith:CMTOTBHX

pith:2026:CMTOTBHXOLY3ILRVIG6QMAW22P

not attested not anchored not stored refs pending

Hochschild (co)homology and cyclic homology via a graded Euler characteristic with applications to higher preprojective algebras

Jon Wallem Anundsen, Mads Hustad Sand{\o}y

arxiv:2606.26255 v1 · 2026-06-24 · 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{CMTOTBHXOLY3ILRVIG6QMAW22P}

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	2026-06-26T00:15:31.491959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1326e984f772f1b42e3541bd0602dad3d33f313e791679b5ee013c6185f7c471

Aliases

arxiv: 2606.26255 · arxiv_version: 2606.26255v1 · doi: 10.48550/arxiv.2606.26255 · pith_short_12: CMTOTBHXOLY3 · pith_short_16: CMTOTBHXOLY3ILRV · pith_short_8: CMTOTBHX

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/CMTOTBHXOLY3ILRVIG6QMAW22P \
  | 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: 1326e984f772f1b42e3541bd0602dad3d33f313e791679b5ee013c6185f7c471

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecb8cd76794bbcb4d752025f828868b9c48b49e16d1951d46d9241035cd33b26",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2026-06-24T18:02:08Z",
    "title_canon_sha256": "ef890085b42227e0567b80fcd065f4bad3e7fc64fe0abca45895ce26a665d03e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26255",
    "kind": "arxiv",
    "version": 1
  }
}