Pith Number

pith:6UV5R2SN

pith:2017:6UV5R2SNMW2BGTH3XXZOFXJ7GX

not attested not anchored not stored refs pending

All binary linear codes that are invariant under $\PSL_2(n)$

Cunsheng Ding, Hao Liu, Vladimir D. Tonchev

arxiv:1704.01199 v1 · 2017-04-04 · 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{6UV5R2SNMW2BGTH3XXZOFXJ7GX}

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	2026-05-18T00:46:58.816727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f52bd8ea4d65b4134cfbbdf2e2dd3f35f40443a6d88f0e9f9a5c5c20749bdfd3

Aliases

arxiv: 1704.01199 · arxiv_version: 1704.01199v1 · doi: 10.48550/arxiv.1704.01199 · pith_short_12: 6UV5R2SNMW2B · pith_short_16: 6UV5R2SNMW2BGTH3 · pith_short_8: 6UV5R2SN

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/6UV5R2SNMW2BGTH3XXZOFXJ7GX \
  | 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: f52bd8ea4d65b4134cfbbdf2e2dd3f35f40443a6d88f0e9f9a5c5c20749bdfd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5eadf7f2df806e3afe800aa76627c93abf41dcdfa5ca275ed038b8552e144aa",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-04T21:50:27Z",
    "title_canon_sha256": "884d4cad10b52b413a1ed089f5be5d6e66888a83fa0650093220300bc007a034"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01199",
    "kind": "arxiv",
    "version": 1
  }
}