Pith Number

pith:3LMCWCOS

pith:2012:3LMCWCOS6OYDMPCQYYZQHF7SKZ

not attested not anchored not stored refs pending

Equivariant semi-topological K-homology and a theorem of Thomason

Jens Hornbostel, Jeremiah Heller

arxiv:1206.0690 v2 · 2012-06-04 · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3LMCWCOS6OYDMPCQYYZQHF7SKZ}

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	2026-05-18T03:15:34.605088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dad82b09d2f3b0363c50c6330397f2567dd6d990127e96c5e9de0324da3d7eb7

Aliases

arxiv: 1206.0690 · arxiv_version: 1206.0690v2 · doi: 10.48550/arxiv.1206.0690 · pith_short_12: 3LMCWCOS6OYD · pith_short_16: 3LMCWCOS6OYDMPCQ · pith_short_8: 3LMCWCOS

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/3LMCWCOS6OYDMPCQYYZQHF7SKZ \
  | 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: dad82b09d2f3b0363c50c6330397f2567dd6d990127e96c5e9de0324da3d7eb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55a2cc4e5c92a66968912c82c77b93f122f8cfe3ce0111d02d469dd536c4746a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2012-06-04T17:53:03Z",
    "title_canon_sha256": "b3159a3108eae1ed8ee6e911c6dd475a488b261038412c2946740ba9f9f085a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0690",
    "kind": "arxiv",
    "version": 2
  }
}