Pith Number

pith:T7VWLSET

pith:2019:T7VWLSETY7XZZMP5VAZZATRSOK

not attested not anchored not stored refs pending

Optimal few-weight codes from simplicial complexes

Qin Yue, Xiaomeng Zhu, Yansheng Wu

arxiv:1910.04334 v1 · 2019-10-10 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7VWLSETY7XZZMP5VAZZATRSOK}

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	2026-07-05T00:11:07.016712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9feb65c893c7ef9cb1fda833904e327290f9b3678e8cfe49357d14395b639912

Aliases

arxiv: 1910.04334 · arxiv_version: 1910.04334v1 · doi: 10.48550/arxiv.1910.04334 · pith_short_12: T7VWLSETY7XZ · pith_short_16: T7VWLSETY7XZZMP5 · pith_short_8: T7VWLSET

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/T7VWLSETY7XZZMP5VAZZATRSOK \
  | 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: 9feb65c893c7ef9cb1fda833904e327290f9b3678e8cfe49357d14395b639912

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58f7add5163d3d52435afdc48126a626432e7dd929dff93b9008149b15f33f7d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-10-10T02:31:09Z",
    "title_canon_sha256": "1ca6e4d4e9c5ad85aadbba6d50070363bff27bf89c881b320a6d1ae38dcd9211"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.04334",
    "kind": "arxiv",
    "version": 1
  }
}