Pith Number

pith:4RWCGZ5X

pith:2025:4RWCGZ5XK5QJTTP3OBRP4W2MN7

not attested not anchored not stored refs pending

Hochschild cohomology and deformation theory of stable infinity-categories with t-structures

Isamu Iwanari

arxiv:2506.21867 v1 · 2025-06-27 · math.AG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RWCGZ5XK5QJTTP3OBRP4W2MN7}

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	2026-07-05T11:28:03.053519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e46c2367b7576099cdfb7062fe5b4c6fea45b07cc192d74bb4979e18826830a2

Aliases

arxiv: 2506.21867 · arxiv_version: 2506.21867v1 · doi: 10.48550/arxiv.2506.21867 · pith_short_12: 4RWCGZ5XK5QJ · pith_short_16: 4RWCGZ5XK5QJTTP3 · pith_short_8: 4RWCGZ5X

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/4RWCGZ5XK5QJTTP3OBRP4W2MN7 \
  | 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: e46c2367b7576099cdfb7062fe5b4c6fea45b07cc192d74bb4979e18826830a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7309e42880360addaad83810a4716d31b1ae31e3f7c77167ad90caf52c21b1a1",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-06-27T02:48:39Z",
    "title_canon_sha256": "5eadadb24044ee6490e24ff66c17e217fee18c9be39ccffc1519d76915f96316"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.21867",
    "kind": "arxiv",
    "version": 1
  }
}