Pith Number

pith:7TGKV33G

pith:2020:7TGKV33G2FKB7QIDSUE7DSEF2G

not attested not anchored not stored refs pending

On a Class of Indefinite Kac-Moody Algebras

Kehan Wang

arxiv:2009.14377 v1 · 2020-09-30 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TGKV33G2FKB7QIDSUE7DSEF2G}

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	2026-07-05T01:39:18.794630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcccaaef66d1541fc1039509f1c885d1855ec21e54d04ecb2121329a43bccde0

Aliases

arxiv: 2009.14377 · arxiv_version: 2009.14377v1 · doi: 10.48550/arxiv.2009.14377 · pith_short_12: 7TGKV33G2FKB · pith_short_16: 7TGKV33G2FKB7QID · pith_short_8: 7TGKV33G

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/7TGKV33G2FKB7QIDSUE7DSEF2G \
  | 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: fcccaaef66d1541fc1039509f1c885d1855ec21e54d04ecb2121329a43bccde0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e7028037ad9e16c65b77526c1e0d6096a399cebbfbfbde819bfe9b805d8479c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-09-30T01:25:26Z",
    "title_canon_sha256": "8b6d89e8946fc5e62442a0ac1412a88933688915f165a1113be7a6d9deb92ffa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.14377",
    "kind": "arxiv",
    "version": 1
  }
}