Pith Number

pith:4TE5V34U

pith:2026:4TE5V34UM374ZOSLJFPERADY4K

not attested not anchored not stored refs pending

A New Approach to Code Smoothing Bounds

Katsuyuki Takashima, Tsuyoshi Miezaki, Yusaku Nishimura

arxiv:2603.18077 v2 · 2026-03-18 · cs.IT · cs.CR · 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{4TE5V34UM374ZOSLJFPERADY4K}

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	2026-06-09T02:07:24.349619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4c9daef9466ffccba4b495e488078e2b1a7c4aba3d27bfe4d5118eb015ec2ae

Aliases

arxiv: 2603.18077 · arxiv_version: 2603.18077v2 · doi: 10.48550/arxiv.2603.18077 · pith_short_12: 4TE5V34UM374 · pith_short_16: 4TE5V34UM374ZOSL · pith_short_8: 4TE5V34U

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/4TE5V34UM374ZOSLJFPERADY4K \
  | 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: e4c9daef9466ffccba4b495e488078e2b1a7c4aba3d27bfe4d5118eb015ec2ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c4f5f399d4401d7cff2679ee204ca93385a266e37a534bd7917ed565b48e023",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-03-18T06:56:21Z",
    "title_canon_sha256": "cfcb0ad654d428e53f0c6acb6aa0c8c82c04cd944e1dbe86d5f631d02852f9a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.18077",
    "kind": "arxiv",
    "version": 2
  }
}