Pith Number

pith:YIHQNWIH

pith:1998:YIHQNWIHBK6RTMRP7AONKWVRQR

not attested not anchored not stored refs pending

Regular nilpotent elements and quantum groups

A. Sevostyanov

arxiv:math/9812107 v1 · 1998-12-18 · math.QA · 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{YIHQNWIHBK6RTMRP7AONKWVRQR}

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	2026-07-04T16:10:11.100078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c20f06d9070abd19b22ff81cd55ab18452ef3f4e00f615ac82bc89f4e72e9c7c

Aliases

arxiv: math/9812107 · arxiv_version: math/9812107v1 · doi: 10.48550/arxiv.math/9812107 · pith_short_12: YIHQNWIHBK6R · pith_short_16: YIHQNWIHBK6RTMRP · pith_short_8: YIHQNWIH

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/YIHQNWIHBK6RTMRP7AONKWVRQR \
  | 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: c20f06d9070abd19b22ff81cd55ab18452ef3f4e00f615ac82bc89f4e72e9c7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c26d438ca54630cb044691ea21e6843a79f00bd29e47150f9793fc2a283bf69",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "1998-12-18T14:11:49Z",
    "title_canon_sha256": "c38e2f9bf9fa50d2a48332c437a981c5b74a40cf0a2b1850789e44a67d602f3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9812107",
    "kind": "arxiv",
    "version": 1
  }
}