Pith Number

pith:LFOBZVWJ

pith:2018:LFOBZVWJWNL4KNXC7XPS7ZPVBX

not attested not anchored not stored refs pending

Truncation of Unitary Operads

James J. Zhang, Yan-Hong Bao, Yu Ye

arxiv:1805.11280 v4 · 2018-05-29 · 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{LFOBZVWJWNL4KNXC7XPS7ZPVBX}

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	2026-07-05T05:04:23.675255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

595c1cd6c9b357c536e2fddf2fe5f50de0e60b75f5ad7276ab47e6d3acfa3f03

Aliases

arxiv: 1805.11280 · arxiv_version: 1805.11280v4 · doi: 10.48550/arxiv.1805.11280 · pith_short_12: LFOBZVWJWNL4 · pith_short_16: LFOBZVWJWNL4KNXC · pith_short_8: LFOBZVWJ

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/LFOBZVWJWNL4KNXC7XPS7ZPVBX \
  | 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: 595c1cd6c9b357c536e2fddf2fe5f50de0e60b75f5ad7276ab47e6d3acfa3f03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49f11c5e4e112ef580c4431f7f68e49261c75c60ce0573b29f22ff2b257e268e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2018-05-29T07:33:27Z",
    "title_canon_sha256": "f8081c631ffbedd743c34cc9b890d4223fe508cb5b9199c83bfa4b21fa8610ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11280",
    "kind": "arxiv",
    "version": 4
  }
}