Pith Number

pith:BDSFHQ2E

pith:2016:BDSFHQ2ELAR6HSYSDIKDDZVVNX

not attested not anchored not stored refs pending

Finiteness of Nichols Algebras and Nichols (Braided) Lie Algebras

Shouchuan Zhang, Weicai Wu, Yao-Zhong Zhang

arxiv:1607.07955 v4 · 2016-07-27 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDSFHQ2ELAR6HSYSDIKDDZVVNX}

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	2026-05-17T23:51:06.419135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08e453c3445823e3cb121a1431e6b56dc0145669356c8801e76ba7145bf8493f

Aliases

arxiv: 1607.07955 · arxiv_version: 1607.07955v4 · doi: 10.48550/arxiv.1607.07955 · pith_short_12: BDSFHQ2ELAR6 · pith_short_16: BDSFHQ2ELAR6HSYS · pith_short_8: BDSFHQ2E

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/BDSFHQ2ELAR6HSYSDIKDDZVVNX \
  | 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: 08e453c3445823e3cb121a1431e6b56dc0145669356c8801e76ba7145bf8493f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59a644d9eb1b92db62587ee50c9f7e99e664b3e8b343cd21e5b3d4b1c2c85a61",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2016-07-27T04:44:44Z",
    "title_canon_sha256": "ffc0ee9d6aaf20edb62e07a50252d290c1dfa84c353253424ebe324ac468f439"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07955",
    "kind": "arxiv",
    "version": 4
  }
}