Pith Number

pith:HQFPKS5T

pith:2012:HQFPKS5TCICTNAMIH3QSGELQFH

not attested not anchored not stored refs pending

Endomorphism algebras of Kuga-Satake varieties

Evgeny Mayanskiy

arxiv:1210.0190 v2 · 2012-09-30 · 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{HQFPKS5TCICTNAMIH3QSGELQFH}

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	2026-05-18T03:41:41.831193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c0af54bb312053681883ee123117029cba07ba33056075b236bee11b26889d1

Aliases

arxiv: 1210.0190 · arxiv_version: 1210.0190v2 · doi: 10.48550/arxiv.1210.0190 · pith_short_12: HQFPKS5TCICT · pith_short_16: HQFPKS5TCICTNAMI · pith_short_8: HQFPKS5T

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/HQFPKS5TCICTNAMIH3QSGELQFH \
  | 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: 3c0af54bb312053681883ee123117029cba07ba33056075b236bee11b26889d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "786ed42eb18a3795378b740f673c77b636543b011d9f461e47db8a8b4b233bf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-09-30T11:46:33Z",
    "title_canon_sha256": "5c0107e4a84a80a77703fdd3474c4617f1838018f8faf2885a991c6ffadbda27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0190",
    "kind": "arxiv",
    "version": 2
  }
}