Pith Number

pith:B5WPC32I

pith:2017:B5WPC32IU6X7RVUIQXWJHUIAMH

not attested not anchored not stored refs pending

Constant Composition Codes as Subcodes of Linear Codes

Long Yu, Xiusheng Liu

arxiv:1706.06997 v2 · 2017-06-21 · 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{B5WPC32IU6X7RVUIQXWJHUIAMH}

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	2026-05-18T00:41:52.757297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f6cf16f48a7aff8d68885ec93d10061ec54eed037b424d69605697d6caac3f3

Aliases

arxiv: 1706.06997 · arxiv_version: 1706.06997v2 · doi: 10.48550/arxiv.1706.06997 · pith_short_12: B5WPC32IU6X7 · pith_short_16: B5WPC32IU6X7RVUI · pith_short_8: B5WPC32I

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/B5WPC32IU6X7RVUIQXWJHUIAMH \
  | 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: 0f6cf16f48a7aff8d68885ec93d10061ec54eed037b424d69605697d6caac3f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b5be3245e6e28cf5d4b95fb5a8aa6068751a394151e52c7cfc65898e6f48983",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-06-21T16:38:41Z",
    "title_canon_sha256": "a8a0fa9de5264f19d01ac67adaea472d534465d79b944101caaeb2e197416233"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06997",
    "kind": "arxiv",
    "version": 2
  }
}