Pith Number

pith:QA5Z2ZI2

pith:2017:QA5Z2ZI2RMFTCQSNKSDG74N2ZS

not attested not anchored not stored refs pending

Decompositions of Kac-Moody groups

Max Horn

arxiv:1708.05566 v1 · 2017-08-18 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA5Z2ZI2RMFTCQSNKSDG74N2ZS}

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	2026-05-18T00:37:49.678926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

803b9d651a8b0b31424d54866ff1bacca302e9ee9b18f830254ed84c6428e032

Aliases

arxiv: 1708.05566 · arxiv_version: 1708.05566v1 · doi: 10.48550/arxiv.1708.05566 · pith_short_12: QA5Z2ZI2RMFT · pith_short_16: QA5Z2ZI2RMFTCQSN · pith_short_8: QA5Z2ZI2

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/QA5Z2ZI2RMFTCQSNKSDG74N2ZS \
  | 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: 803b9d651a8b0b31424d54866ff1bacca302e9ee9b18f830254ed84c6428e032

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e207cf311002cf0055e7ed4478911491b354baa003a8a438c7b704d32e6ec62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2017-08-18T11:30:39Z",
    "title_canon_sha256": "5d4c9a5007b11808ee72fdcbf5d06a6c7be76e58bd483b9e2c8f2da4244cf520"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05566",
    "kind": "arxiv",
    "version": 1
  }
}