Pith Number

pith:XPCJ7W6Z

pith:2018:XPCJ7W6ZNXE2NJ63ISW2TNBG2W

not attested not anchored not stored refs pending

Cyclic Codes with Locality and Availability

Antonia Wachter-Zeh, Lukas Holzbaur, Ragnar Freij-Hollanti

arxiv:1812.06897 v3 · 2018-12-17 · 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{XPCJ7W6ZNXE2NJ63ISW2TNBG2W}

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	2026-05-17T23:49:27.248947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbc49fdbd96dc9a6a7db44ada9b426d5bc813e578e76c15b251167cf8f35e0f1

Aliases

arxiv: 1812.06897 · arxiv_version: 1812.06897v3 · doi: 10.48550/arxiv.1812.06897 · pith_short_12: XPCJ7W6ZNXE2 · pith_short_16: XPCJ7W6ZNXE2NJ63 · pith_short_8: XPCJ7W6Z

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/XPCJ7W6ZNXE2NJ63ISW2TNBG2W \
  | 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: bbc49fdbd96dc9a6a7db44ada9b426d5bc813e578e76c15b251167cf8f35e0f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd339ecfdda6ff9047a5c230109976130be064d7a1e46f8db59556b1b86c33d3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-12-17T17:07:36Z",
    "title_canon_sha256": "1b7ee225e3d2691daeedc626b51c49ddd8f7a21fccd9d2ad0f473abb96f2388d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06897",
    "kind": "arxiv",
    "version": 3
  }
}