Pith Number

pith:DEH4UY3C

pith:2000:DEH4UY3CDKHVAO5BHYQKGOUA2F

not attested not anchored not stored refs pending

Boundary actions for affine buildings and higher rank Cuntz-Krieger algebras

Guyan Robertson

arxiv:math/0003061 v1 · 2000-03-10 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DEH4UY3CDKHVAO5BHYQKGOUA2F}

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	2026-05-18T03:32:46.007811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

190fca63621a8f503ba13e20a33a80d140e911066365492b1defdeeaebf99406

Aliases

arxiv: math/0003061 · arxiv_version: math/0003061v1 · doi: 10.48550/arxiv.math/0003061 · pith_short_12: DEH4UY3CDKHV · pith_short_16: DEH4UY3CDKHVAO5B · pith_short_8: DEH4UY3C

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/DEH4UY3CDKHVAO5BHYQKGOUA2F \
  | 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: 190fca63621a8f503ba13e20a33a80d140e911066365492b1defdeeaebf99406

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cb5a9b118e443b9404569b1fffd2226313293c71ef26300c817cfb744a42cbd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.OA",
    "submitted_at": "2000-03-10T02:37:11Z",
    "title_canon_sha256": "024c0d88162fd1da89742babd8355d6994c88a6079c2cf0924c01e4c13bf5ee6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0003061",
    "kind": "arxiv",
    "version": 1
  }
}