Pith Number

pith:CRMH7XZB

pith:2026:CRMH7XZBRPCBCI7WDXS5RBGYIM

not attested not anchored not stored refs pending

SEMBridge: Tagless-Final Program Semantics with Weakest-Precondition and Bounded-Checking Interpretations

Eric Liang

arxiv:2606.00220 v1 · 2026-05-29 · cs.PL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CRMH7XZBRPCBCI7WDXS5RBGYIM}

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	2026-06-02T01:03:22.027312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14587fdf218bc41123f61de5d884d8431dac188eab2036ba0efc2f119655a4e2

Aliases

arxiv: 2606.00220 · arxiv_version: 2606.00220v1 · doi: 10.48550/arxiv.2606.00220 · pith_short_12: CRMH7XZBRPCB · pith_short_16: CRMH7XZBRPCBCI7W · pith_short_8: CRMH7XZB

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/CRMH7XZBRPCBCI7WDXS5RBGYIM \
  | 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: 14587fdf218bc41123f61de5d884d8431dac188eab2036ba0efc2f119655a4e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5428efab6352060f74872677e1b6225134953276dd39899533eb07072e226a74",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2026-05-29T18:00:06Z",
    "title_canon_sha256": "65152920bbf4bb06c0ee8d72320595ccb2adf9f9454757acdc6bd71675149a3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00220",
    "kind": "arxiv",
    "version": 1
  }
}