Pith Number

pith:U3Y2M2GO

pith:2025:U3Y2M2GOC77HMTTUPEUUCDEINV

not attested not anchored not stored refs pending

(Equivariant) Cohomology of Homogeneous Spaces Associated with Composition Algebras

Ana Casimiro, Ferruh \"Ozbudak, Mahir Bilen Can

arxiv:2509.04354 v3 · 2025-09-04 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3Y2M2GOC77HMTTUPEUUCDEINV}

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	2026-06-26T01:15:45.730178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f1a668ce17fe764e747929410c886d559030479337cda5c30791ad6bb05797

Aliases

arxiv: 2509.04354 · arxiv_version: 2509.04354v3 · doi: 10.48550/arxiv.2509.04354 · pith_short_12: U3Y2M2GOC77H · pith_short_16: U3Y2M2GOC77HMTTU · pith_short_8: U3Y2M2GO

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/U3Y2M2GOC77HMTTUPEUUCDEINV \
  | 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: a6f1a668ce17fe764e747929410c886d559030479337cda5c30791ad6bb05797

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3a80f75158d0db445c99f2589d46dae2932bcb739cebed34871274fe17b2d0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-09-04T16:15:10Z",
    "title_canon_sha256": "41c78ff8d4f8bc773453752323f46d2bde8cb823dba2ea0510e4c63ae52fdd2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.04354",
    "kind": "arxiv",
    "version": 3
  }
}