Pith Number

pith:WXHLJMT4

pith:2019:WXHLJMT4A3VHI3T5AFRWQW53EW

not attested not anchored not stored refs pending

Permutation codes over finite fields

Aleams Barra, Intan Muchtadi-Alamsyah, Irwansyah

arxiv:1904.06820 v1 · 2019-04-15 · cs.IT · math.IT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WXHLJMT4A3VHI3T5AFRWQW53EW}

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	2026-05-17T23:48:36.100691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5ceb4b27c06ea746e7d0163685bbb25af168d5aa1ace74c60d81de6ee4ef201

Aliases

arxiv: 1904.06820 · arxiv_version: 1904.06820v1 · doi: 10.48550/arxiv.1904.06820 · pith_short_12: WXHLJMT4A3VH · pith_short_16: WXHLJMT4A3VHI3T5 · pith_short_8: WXHLJMT4

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/WXHLJMT4A3VHI3T5AFRWQW53EW \
  | 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: b5ceb4b27c06ea746e7d0163685bbb25af168d5aa1ace74c60d81de6ee4ef201

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7522689836aa59fd49a1ad273f591a1f3b8b75e41745b3a1842f4553f5674360",
    "cross_cats_sorted": [
      "math.IT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-15T03:00:46Z",
    "title_canon_sha256": "a555f4146264cb69ac1229f620af4ca98e70316a961b0a0e4814466528673119"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06820",
    "kind": "arxiv",
    "version": 1
  }
}