Pith Number

pith:LRVQBOQJ

pith:2015:LRVQBOQJLEKIIW5H6YPYUG6LHE

not attested not anchored not stored refs pending

The Graded Center of a Triangulated Category

Jon F. Carlson, Peter Webb

arxiv:1508.03775 v1 · 2015-08-15 · math.RT · math.GR · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LRVQBOQJLEKIIW5H6YPYUG6LHE}

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	2026-05-18T01:03:20.333725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c6b00ba095914845ba7f61f8a1bcb3919ccc7141167b28e0751b5adff0cb6c2

Aliases

arxiv: 1508.03775 · arxiv_version: 1508.03775v1 · doi: 10.48550/arxiv.1508.03775 · pith_short_12: LRVQBOQJLEKI · pith_short_16: LRVQBOQJLEKIIW5H · pith_short_8: LRVQBOQJ

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/LRVQBOQJLEKIIW5H6YPYUG6LHE \
  | 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: 5c6b00ba095914845ba7f61f8a1bcb3919ccc7141167b28e0751b5adff0cb6c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ff33c6f1e834d6622d99bdeda11b6bf328d70b21f6c18e8358652de192535e6",
    "cross_cats_sorted": [
      "math.GR",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2015-08-15T23:31:23Z",
    "title_canon_sha256": "e46d8f3d25b77e47d09e45991d7bc9e86d5753f5668dde4c44cd2754f8524f69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03775",
    "kind": "arxiv",
    "version": 1
  }
}