Pith Number

pith:63A425X6

pith:2008:63A425X6EQLHKBIMUTMNRA6UXV

not attested not anchored not stored refs pending

On the Topology of Kac-Moody groups

Nitu Kitchloo

arxiv:0810.0851 v2 · 2008-10-05 · 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{63A425X6EQLHKBIMUTMNRA6UXV}

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	2026-05-18T03:37:29.268105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6c1cd76fe241675050ca4d8d883d4bd4106e1eb3740568b8775a9fe1b0ac361

Aliases

arxiv: 0810.0851 · arxiv_version: 0810.0851v2 · doi: 10.48550/arxiv.0810.0851 · pith_short_12: 63A425X6EQLH · pith_short_16: 63A425X6EQLHKBIM · pith_short_8: 63A425X6

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/63A425X6EQLHKBIMUTMNRA6UXV \
  | 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: f6c1cd76fe241675050ca4d8d883d4bd4106e1eb3740568b8775a9fe1b0ac361

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f4d2e3021c7f2f6d9a07a426adcd689f5524d31895bcb08d0512a82fc5b693a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2008-10-05T20:32:09Z",
    "title_canon_sha256": "64fa9b09316a26cb15a2adf178cc6342266f34904f76347e70dca40b13a60b5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0851",
    "kind": "arxiv",
    "version": 2
  }
}