Pith Number

pith:CFYYD5HP

pith:2015:CFYYD5HPM264W5DOQ4GE63ZVPS

not attested not anchored not stored refs pending

Infinite loop spaces and nilpotent K-theory

Alejandro Adem, John A. Lind, Jos\'e Manuel G\'omez, Ulrike Tillmann

arxiv:1503.02526 v2 · 2015-03-09 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CFYYD5HPM264W5DOQ4GE63ZVPS}

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	2026-05-18T00:48:10.453255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

117181f4ef66bdcb746e870c4f6f357ca0271b095bb19d7e55f697b10eda6e62

Aliases

arxiv: 1503.02526 · arxiv_version: 1503.02526v2 · doi: 10.48550/arxiv.1503.02526 · pith_short_12: CFYYD5HPM264 · pith_short_16: CFYYD5HPM264W5DO · pith_short_8: CFYYD5HP

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/CFYYD5HPM264W5DOQ4GE63ZVPS \
  | 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: 117181f4ef66bdcb746e870c4f6f357ca0271b095bb19d7e55f697b10eda6e62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bea579e652c9ef779ed06e94b24f8240ee5c32d5193e730a8d4d4bb01a260b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-03-09T15:36:53Z",
    "title_canon_sha256": "eb9f1906e8a7f4a68c840c9284f1e8c25ee3e82698406519ac32a5f1dd437796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02526",
    "kind": "arxiv",
    "version": 2
  }
}