Pith Number

pith:LTOUOQ5M

pith:2025:LTOUOQ5MQ4OSK6WOPQ6KTY7JK5

not attested not anchored not stored refs pending

Sequence Reconstruction for the Single-Deletion Single-Substitution Channel

Kui Cai, Tony Q. S. Quek, Wentu Song

arxiv:2501.03833 v4 · 2025-01-07 · 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{LTOUOQ5MQ4OSK6WOPQ6KTY7JK5}

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.

Cited by

1 paper in Pith

Binary Reconstruction Codes for Correcting One Deletion and One Substitution

Receipt and verification

First computed	2026-07-05T10:13:46.057525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cdd4743ac871d257ace7c3ca9e3e95753954ef29cb374029f59f32819884cb5

Aliases

arxiv: 2501.03833 · arxiv_version: 2501.03833v4 · doi: 10.48550/arxiv.2501.03833 · pith_short_12: LTOUOQ5MQ4OS · pith_short_16: LTOUOQ5MQ4OSK6WO · pith_short_8: LTOUOQ5M

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/LTOUOQ5MQ4OSK6WOPQ6KTY7JK5 \
  | 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: 5cdd4743ac871d257ace7c3ca9e3e95753954ef29cb374029f59f32819884cb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "943d60c87f28945290f2c1784c2f38237507356a892904438b8c066085d87f46",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-01-07T14:43:15Z",
    "title_canon_sha256": "e49cd41459cd62f13c4acbe9796d56ba2747512512831ccf64549d6d04051271"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.03833",
    "kind": "arxiv",
    "version": 4
  }
}