Pith Number

pith:6IS35YBX

pith:2014:6IS35YBXIOZOHAVKNQ6PWDQACC

not attested not anchored not stored refs pending

$K$-theory as an Eilenberg-Maclane spectrum

D. Kaledin

arxiv:1412.2537 v1 · 2014-12-08 · 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{6IS35YBXIOZOHAVKNQ6PWDQACC}

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	2026-05-18T02:31:57.651646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f225bee03743b2e382aa6c3cfb0e001091cff8dc2558362f3872a3e4433b1da6

Aliases

arxiv: 1412.2537 · arxiv_version: 1412.2537v1 · doi: 10.48550/arxiv.1412.2537 · pith_short_12: 6IS35YBXIOZO · pith_short_16: 6IS35YBXIOZOHAVK · pith_short_8: 6IS35YBX

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/6IS35YBXIOZOHAVKNQ6PWDQACC \
  | 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: f225bee03743b2e382aa6c3cfb0e001091cff8dc2558362f3872a3e4433b1da6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a30fbab401bb4f6581d89206200ca7f5dbe93f9e71e5f850ba495aaf85d4862",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2014-12-08T12:26:34Z",
    "title_canon_sha256": "4e156ae1d74fe0b1ad5d923c6e5f82a67212a874f23c66964bda42c0733b70d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2537",
    "kind": "arxiv",
    "version": 1
  }
}