Pith Number

pith:OLTAUQEP

pith:2014:OLTAUQEPBF6HOKQF7C72INZIAU

not attested not anchored not stored refs pending

$K$-theory and homotopies of 2-cocycles on transformation groups

Elizabeth Gillaspy

arxiv:1402.3280 v3 · 2014-02-13 · math.OA · 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{OLTAUQEPBF6HOKQF7C72INZIAU}

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	2026-05-18T02:43:24.152183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72e60a408f097c772a05f8bfa4372805211a0bf5a12e88cc795df99a8a022ca3

Aliases

arxiv: 1402.3280 · arxiv_version: 1402.3280v3 · doi: 10.48550/arxiv.1402.3280 · pith_short_12: OLTAUQEPBF6H · pith_short_16: OLTAUQEPBF6HOKQF · pith_short_8: OLTAUQEP

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/OLTAUQEPBF6HOKQF7C72INZIAU \
  | 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: 72e60a408f097c772a05f8bfa4372805211a0bf5a12e88cc795df99a8a022ca3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26842bdfa1727390260b4202688732d3162cb6299add89b576ec08df4720e7bc",
    "cross_cats_sorted": [
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-02-13T20:46:16Z",
    "title_canon_sha256": "e4ae7a782db33636f5e35e08c4c4fb62d4a8c0a5250411454b3310ac1cb615ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3280",
    "kind": "arxiv",
    "version": 3
  }
}