Pith Number

pith:SCDA5LQ7

pith:2012:SCDA5LQ7MUGKDHWO4MZICMA6HB

not attested not anchored not stored refs pending

Smoothness of equivariant derived categories

Olaf M. Schn\"urer, Valery A. Lunts

arxiv:1205.3132 v3 · 2012-05-14 · math.KT · math.AG · 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{SCDA5LQ7MUGKDHWO4MZICMA6HB}

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	2026-05-18T00:15:59.813389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90860eae1f650ca19ecee33281301e384a038e5c22436725f9d4ffc9f5d52c5d

Aliases

arxiv: 1205.3132 · arxiv_version: 1205.3132v3 · doi: 10.48550/arxiv.1205.3132 · pith_short_12: SCDA5LQ7MUGK · pith_short_16: SCDA5LQ7MUGKDHWO · pith_short_8: SCDA5LQ7

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/SCDA5LQ7MUGKDHWO4MZICMA6HB \
  | 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: 90860eae1f650ca19ecee33281301e384a038e5c22436725f9d4ffc9f5d52c5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6772ff3471ea97ad0d9952925bf2df19baa368bb8da742ec2f41da5582464390",
    "cross_cats_sorted": [
      "math.AG",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2012-05-14T18:37:58Z",
    "title_canon_sha256": "0f4218932f996f47ad8040e6f375dfdeb4f92a1623310c8e7f1e016c57e90796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3132",
    "kind": "arxiv",
    "version": 3
  }
}