Pith Number

pith:O74IIMNQ

pith:2022:O74IIMNQJZTFVSXQBXSWUN6LQW

not attested not anchored not stored refs pending

Conventions for Quantum Pseudocode

E. Knill

arxiv:2211.02559 v1 · 2022-11-04 · 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{O74IIMNQJZTFVSXQBXSWUN6LQW}

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	2026-07-05T05:13:16.614353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f88431b04e665acaf00de56a37cb85830e8681fa890cbbf81194fc843e9698

Aliases

arxiv: 2211.02559 · arxiv_version: 2211.02559v1 · doi: 10.48550/arxiv.2211.02559 · pith_short_12: O74IIMNQJZTF · pith_short_16: O74IIMNQJZTFVSXQ · pith_short_8: O74IIMNQ

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/O74IIMNQJZTFVSXQBXSWUN6LQW \
  | 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: 77f88431b04e665acaf00de56a37cb85830e8681fa890cbbf81194fc843e9698

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23fe379eb2eabb64e61c632a9267f30d5a7b1c0872b983572c05c67b29e1452c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-11-04T16:24:45Z",
    "title_canon_sha256": "a4020e60c8141d6c34e3ba320fa3d2edf3a8cfd4fecd9130a641e52c35e81ec6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.02559",
    "kind": "arxiv",
    "version": 1
  }
}