Pith Number

pith:NVILE64Z

pith:2012:NVILE64Z32VBJM4V6OXYG2QRWY

not attested not anchored not stored refs pending

Brauer groups and \'etale cohomology in derived algebraic geometry

Benjamin Antieau, David Gepner

arxiv:1210.0290 v1 · 2012-10-01 · math.AG · math.AT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NVILE64Z32VBJM4V6OXYG2QRWY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:38:17.621408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d50b27b99deaa14b395f3af836a11b60b5712e69a98303b83a0eb6f6126fe94

Aliases

arxiv: 1210.0290 · arxiv_version: 1210.0290v1 · doi: 10.48550/arxiv.1210.0290 · pith_short_12: NVILE64Z32VB · pith_short_16: NVILE64Z32VBJM4V · pith_short_8: NVILE64Z

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/NVILE64Z32VBJM4V6OXYG2QRWY \
  | 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: 6d50b27b99deaa14b395f3af836a11b60b5712e69a98303b83a0eb6f6126fe94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3626cbd1667a6d321275361fabe7b0b6e15ba3b3b31ba5379327f2640d0fedd0",
    "cross_cats_sorted": [
      "math.AT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-10-01T05:29:09Z",
    "title_canon_sha256": "8139842528b69d276f5b7fb91cd13dbf8b8a754006c5757f8cd02967b8d46acd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0290",
    "kind": "arxiv",
    "version": 1
  }
}