Pith Number

pith:PMVNNUOM

pith:2016:PMVNNUOMVCPQNBLRVEW52DZR3S

not attested not anchored not stored refs pending

$K_2$ of Kac-Moody Groups

Matthew Westaway

arxiv:1607.02032 v2 · 2016-07-07 · 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{PMVNNUOMVCPQNBLRVEW52DZR3S}

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	2026-05-18T00:46:59.570385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b2ad6d1cca89f068571a92ddd0f31dc8ba4d186e5f3b803a05f9b289ade732d

Aliases

arxiv: 1607.02032 · arxiv_version: 1607.02032v2 · doi: 10.48550/arxiv.1607.02032 · pith_short_12: PMVNNUOMVCPQ · pith_short_16: PMVNNUOMVCPQNBLR · pith_short_8: PMVNNUOM

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/PMVNNUOMVCPQNBLRVEW52DZR3S \
  | 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: 7b2ad6d1cca89f068571a92ddd0f31dc8ba4d186e5f3b803a05f9b289ade732d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "154d3239771e18ef2230d05e809a1e7818980d9393dafbebff73b766655cb2f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2016-07-07T14:23:26Z",
    "title_canon_sha256": "6a6bd52b7b6ac4ee73c00fd41729cbf8b69493553444526447a229d6591a0ce2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02032",
    "kind": "arxiv",
    "version": 2
  }
}