Pith Number

pith:QSC2G2YR

pith:2018:QSC2G2YRTRLOLKC42E6U2HLTKM

not attested not anchored not stored refs pending

Johnson type bounds for mixed dimension subspace codes

Michael Kiermaier, Sascha Kurz, Thomas Honold

arxiv:1808.03580 v3 · 2018-08-10 · 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{QSC2G2YRTRLOLKC42E6U2HLTKM}

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	2026-05-17T23:56:14.811032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8485a36b119c56e5a85cd13d4d1d7353295bb1e9bcc421198b11c324d3b52cd0

Aliases

arxiv: 1808.03580 · arxiv_version: 1808.03580v3 · doi: 10.48550/arxiv.1808.03580 · pith_short_12: QSC2G2YRTRLO · pith_short_16: QSC2G2YRTRLOLKC4 · pith_short_8: QSC2G2YR

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/QSC2G2YRTRLOLKC42E6U2HLTKM \
  | 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: 8485a36b119c56e5a85cd13d4d1d7353295bb1e9bcc421198b11c324d3b52cd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38b36cdbb4a7bdc8118eafe76220af3513f15db6fdb38b10e40d204bc69a483e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-08-10T15:09:51Z",
    "title_canon_sha256": "77ffbfb618c4d94116e16d4e29d560eadf5b18a0708461fd7976e949678eaf55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03580",
    "kind": "arxiv",
    "version": 3
  }
}