Pith Number

pith:JWCMMNTH

pith:2026:JWCMMNTHM65M5HMMX5UZOJHKEX

not attested not anchored not stored refs pending

On the motivic cohomology of some singular rings

Tess Bouis

arxiv:2608.05220 v1 · 2026-08-05 · math.AG · math.KT · math.NT · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JWCMMNTHM65M5HMMX5UZOJHKEX}

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	2026-08-07T00:46:32.956018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d84c6366767bace9d8cbf699724ea25fa568157eb32fd453677e45a50dc1f57

Aliases

arxiv: 2608.05220 · arxiv_version: 2608.05220v1 · doi: 10.48550/arxiv.2608.05220 · pith_short_12: JWCMMNTHM65M · pith_short_16: JWCMMNTHM65M5HMM · pith_short_8: JWCMMNTH

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/JWCMMNTHM65M5HMMX5UZOJHKEX \
  | 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: 4d84c6366767bace9d8cbf699724ea25fa568157eb32fd453677e45a50dc1f57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "961fea2ab20c0b969e852335cd640e639f98ff28f9d371684c32269c43d6a632",
    "cross_cats_sorted": [
      "math.KT",
      "math.NT",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-08-05T11:00:25Z",
    "title_canon_sha256": "906c03f99dee9c4d22697bd156299d6caa217521d58e8bf0401a16f746b1d9a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.05220",
    "kind": "arxiv",
    "version": 1
  }
}