Pith Number

pith:5G2NZAHK

pith:2021:5G2NZAHKQ5OLWCUILYOCHXYSJP

not attested not anchored not stored refs pending

Reasoning about Recursive Quantum Programs

Beno\^it Valiron, Mingsheng Ying, Zhaowei Xu

arxiv:2107.11679 v1 · 2021-07-24 · cs.LO · 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{5G2NZAHKQ5OLWCUILYOCHXYSJP}

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

A Practical Quantum Hoare Logic with Classical Variables, I

Receipt and verification

First computed	2026-07-05T03:00:36.189778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9b4dc80ea875cbb0a885e1c23df124bfa77fa09a4a20d851c1b95315b5f73a0

Aliases

arxiv: 2107.11679 · arxiv_version: 2107.11679v1 · doi: 10.48550/arxiv.2107.11679 · pith_short_12: 5G2NZAHKQ5OL · pith_short_16: 5G2NZAHKQ5OLWCUI · pith_short_8: 5G2NZAHK

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/5G2NZAHKQ5OLWCUILYOCHXYSJP \
  | 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: e9b4dc80ea875cbb0a885e1c23df124bfa77fa09a4a20d851c1b95315b5f73a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c61b663b38f2bd8a7ce09354abbbe704e50a83c0583bea84e96ab3c76fb01b5e",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-07-24T20:11:46Z",
    "title_canon_sha256": "99489bfacfabc0b04e4cad3db84c134a1655bced562b4219c9ffd8425f8297c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.11679",
    "kind": "arxiv",
    "version": 1
  }
}