Pith Number

pith:WKMPZN5F

pith:2022:WKMPZN5FHGYM73FGE7TA2NW3LR

not attested not anchored not stored refs pending

Tower: Data Structures in Quantum Superposition

Charles Yuan, Michael Carbin

arxiv:2205.10255 v3 · 2022-05-20 · 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{WKMPZN5FHGYM73FGE7TA2NW3LR}

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	2026-07-05T04:58:04.171886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b298fcb7a539b0cfeca627e60d36db5c7cbc6e3e151bc3a61d3aa2158ed47d52

Aliases

arxiv: 2205.10255 · arxiv_version: 2205.10255v3 · doi: 10.48550/arxiv.2205.10255 · pith_short_12: WKMPZN5FHGYM · pith_short_16: WKMPZN5FHGYM73FG · pith_short_8: WKMPZN5F

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/WKMPZN5FHGYM73FGE7TA2NW3LR \
  | 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: b298fcb7a539b0cfeca627e60d36db5c7cbc6e3e151bc3a61d3aa2158ed47d52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba3480fda642529ca4ba9c18539176aa2df76c374da0a2965bfe92a0918d1d66",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2022-05-20T15:36:33Z",
    "title_canon_sha256": "3e643fc9c997acf6c7b2019bc6bfc7a7429126c826e9a3d044b9cfb23ab7bfe0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.10255",
    "kind": "arxiv",
    "version": 3
  }
}