Pith Number

pith:6IS266AK

pith:2012:6IS266AK5MNR6SNL4AGCANOOYK

not attested not anchored not stored refs pending

A Programmer-Centric Approach to Program Verification in ATS

Hongwei Xi, Zhiqiang Ren

arxiv:1203.6102 v1 · 2012-03-27 · cs.PL · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6IS266AK5MNR6SNL4AGCANOOYK}

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	2026-05-18T03:59:04.148005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f225af780aeb1b1f49abe00c2035cec2838965c88e9f38c27b731b0a606edd5f

Aliases

arxiv: 1203.6102 · arxiv_version: 1203.6102v1 · doi: 10.48550/arxiv.1203.6102 · pith_short_12: 6IS266AK5MNR · pith_short_16: 6IS266AK5MNR6SNL · pith_short_8: 6IS266AK

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/6IS266AK5MNR6SNL4AGCANOOYK \
  | 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: f225af780aeb1b1f49abe00c2035cec2838965c88e9f38c27b731b0a606edd5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58e01c26dd792f9bda9c8b974dadfdecb1ae306fa60cb71f3a6bb984ff016d51",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2012-03-27T22:49:34Z",
    "title_canon_sha256": "8184e1f1b987f0f2c8d5447c4f673bee3af069f76ba1257ffbdedc12cb0c1d0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6102",
    "kind": "arxiv",
    "version": 1
  }
}