Pith Number

pith:HHYTDWPJ

pith:2024:HHYTDWPJW5WEKB5EFEQV2XXYHW

not attested not anchored not stored refs pending

Zak-OTFS and LDPC Codes

Beyza Dabak, Robert Calderbank, Saif Khan Mohammed, Venkatesh Khammammetti

arxiv:2402.09551 v1 · 2024-02-14 · cs.IT · eess.SP · 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{HHYTDWPJW5WEKB5EFEQV2XXYHW}

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	2026-07-05T07:45:18.149162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39f131d9e9b76c4507a429215d5ef83d91c8450e9577483d0bd438716c86bcd7

Aliases

arxiv: 2402.09551 · arxiv_version: 2402.09551v1 · doi: 10.48550/arxiv.2402.09551 · pith_short_12: HHYTDWPJW5WE · pith_short_16: HHYTDWPJW5WEKB5E · pith_short_8: HHYTDWPJ

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/HHYTDWPJW5WEKB5EFEQV2XXYHW \
  | 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: 39f131d9e9b76c4507a429215d5ef83d91c8450e9577483d0bd438716c86bcd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40bfe971a1c436603bc95826b3846aed13450b854ec855a24ff01d543e1c43ac",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2024-02-14T20:05:21Z",
    "title_canon_sha256": "1575eadba7791d83c670c64cbc43eaf46ad577c32643fb7211151cf3b24c0fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.09551",
    "kind": "arxiv",
    "version": 1
  }
}