Pith Number

pith:HIPXKSRM

pith:2026:HIPXKSRMTJVIMVWHDQ5LI4ZZUM

not attested not anchored not stored refs pending

The Getzler-Gauss-Manin connection and Kontsevich-Soibelman operations on the periodic cyclic homology

Zihong Chen

arxiv:2601.16437 v2 · 2026-01-23 · math.QA · math.AT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HIPXKSRMTJVIMVWHDQ5LI4ZZUM}

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	2026-07-29T01:25:33.696617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a1f754a2c9a6a8656c71c3ab47339a33e013c34b2bd8678a6b18fa676306632

Aliases

arxiv: 2601.16437 · arxiv_version: 2601.16437v2 · doi: 10.48550/arxiv.2601.16437 · pith_short_12: HIPXKSRMTJVI · pith_short_16: HIPXKSRMTJVIMVWH · pith_short_8: HIPXKSRM

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/HIPXKSRMTJVIMVWHDQ5LI4ZZUM \
  | 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: 3a1f754a2c9a6a8656c71c3ab47339a33e013c34b2bd8678a6b18fa676306632

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e6645427cd915db9a9df86b39729d99033fb3a600e398114f7496e119fc3016",
    "cross_cats_sorted": [
      "math.AT",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2026-01-23T04:26:23Z",
    "title_canon_sha256": "3b439daf3ec447b2ac740ad40bb00a9bd687fcfbf423059aba76dd69530219b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.16437",
    "kind": "arxiv",
    "version": 2
  }
}