Pith Number

pith:BM7JUS6U

pith:2010:BM7JUS6U4WE6UESRX7CSFNBYKB

not attested not anchored not stored refs pending

On cohomology of the Lie superalgebra D(2, 1 ; \alpha)

Elena Poletaeva

arxiv:1008.2462 v1 · 2010-08-14 · 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{BM7JUS6U4WE6UESRX7CSFNBYKB}

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	2026-05-18T04:42:13.228609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b3e9a4bd4e589ea1251bfc522b438506f804676859d5bb2fe8a533c1427dc95

Aliases

arxiv: 1008.2462 · arxiv_version: 1008.2462v1 · doi: 10.48550/arxiv.1008.2462 · pith_short_12: BM7JUS6U4WE6 · pith_short_16: BM7JUS6U4WE6UESR · pith_short_8: BM7JUS6U

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/BM7JUS6U4WE6UESRX7CSFNBYKB \
  | 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: 0b3e9a4bd4e589ea1251bfc522b438506f804676859d5bb2fe8a533c1427dc95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae575095382fe0e1eb70f7ef711e230b6afafd31b55b18138d1da2589f124376",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2010-08-14T17:28:00Z",
    "title_canon_sha256": "0048f8affaec8fde8e805f5f783e9806d88a9540286448d4a7ab4ae5381a1c9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2462",
    "kind": "arxiv",
    "version": 1
  }
}