Pith Number

pith:JGJQR6EG

pith:2026:JGJQR6EGYWS6JLPWB7AFIPE2XQ

not attested not anchored not stored refs pending

CHC-based Automated Verification of WebAssembly Programs

Akihisa Yagi, Ken Sakayori, Naoki Kobayashi

arxiv:2607.17220 v1 · 2026-07-19 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JGJQR6EGYWS6JLPWB7AFIPE2XQ}

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	2026-07-21T01:21:22.052715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

499308f886c5a5e4adf60fc0543c9abc3de0e96a748ce8d6352d4f95a44aa48e

Aliases

arxiv: 2607.17220 · arxiv_version: 2607.17220v1 · doi: 10.48550/arxiv.2607.17220 · pith_short_12: JGJQR6EGYWS6 · pith_short_16: JGJQR6EGYWS6JLPW · pith_short_8: JGJQR6EG

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/JGJQR6EGYWS6JLPWB7AFIPE2XQ \
  | 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: 499308f886c5a5e4adf60fc0543c9abc3de0e96a748ce8d6352d4f95a44aa48e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb3520cd6895d9f073ff6eebfcc5411049251c60e0f4854275ca9e6af4ff3ce1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2026-07-19T12:23:43Z",
    "title_canon_sha256": "b249832091820fc02f16ac5c46014502b3fccedab94991e83e5f2c651e51865b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17220",
    "kind": "arxiv",
    "version": 1
  }
}