Pith Number

pith:JUAUB5DV

pith:2022:JUAUB5DVOR7JDKW4DO4UGKYVIV

not attested not anchored not stored refs pending

Twist: Sound Reasoning for Purity and Entanglement in Quantum Programs

Charles Yuan, Christopher McNally, Michael Carbin

arxiv:2205.02287 v1 · 2022-05-04 · cs.PL · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUAUB5DVOR7JDKW4DO4UGKYVIV}

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	2026-07-05T04:20:35.662619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d0140f475747e91aadc1bb9432b154579212da7742b630b7d586cc067d15422

Aliases

arxiv: 2205.02287 · arxiv_version: 2205.02287v1 · doi: 10.48550/arxiv.2205.02287 · pith_short_12: JUAUB5DVOR7J · pith_short_16: JUAUB5DVOR7JDKW4 · pith_short_8: JUAUB5DV

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/JUAUB5DVOR7JDKW4DO4UGKYVIV \
  | 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: 4d0140f475747e91aadc1bb9432b154579212da7742b630b7d586cc067d15422

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b146441d8ab0d8fdcd89422e52e33d1dd2957cac18db172f187a0a619beaf807",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2022-05-04T18:46:08Z",
    "title_canon_sha256": "63335aba0f403e9ae847e5bded977621a19d38cfb7385abe115f8e89a7ccd170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.02287",
    "kind": "arxiv",
    "version": 1
  }
}