Pith Number

pith:LC5OZQYJ

pith:2017:LC5OZQYJJ2HU52IZFCQDMCWDXZ

not attested not anchored not stored refs pending

Optimal Quasi-Gray Codes: The Alphabet Matters

Debarati Das, Diptarka Chakraborty, Michal Kouck\'y, Nitin Saurabh

arxiv:1712.01834 v2 · 2017-12-05 · cs.IT · cs.CC · cs.DS · 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{LC5OZQYJJ2HU52IZFCQDMCWDXZ}

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	2026-05-18T00:10:38.839971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58baecc3094e8f4ee91928a0360ac3be5289d5272552a85c3f52661a8758a902

Aliases

arxiv: 1712.01834 · arxiv_version: 1712.01834v2 · doi: 10.48550/arxiv.1712.01834 · pith_short_12: LC5OZQYJJ2HU · pith_short_16: LC5OZQYJJ2HU52IZ · pith_short_8: LC5OZQYJ

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/LC5OZQYJJ2HU52IZFCQDMCWDXZ \
  | 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: 58baecc3094e8f4ee91928a0360ac3be5289d5272552a85c3f52661a8758a902

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ec05a829bf3d1c0ac7e42e8bfbce1faa1420756f758c6ce756b9d7a3dde10f9",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-12-05T14:43:45Z",
    "title_canon_sha256": "6f32173ee0cdd4c18fdb3c9cca8308df2eac306d1cb14d640334706dcde754bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01834",
    "kind": "arxiv",
    "version": 2
  }
}