Pith Number

pith:WHUQC63Y

pith:2013:WHUQC63Y7X2O4IC6VMMWN4HMQE

not attested not anchored not stored refs pending

Confusability graphs for symmetric sets of quantum states

Giulio Chiribella, Yuxiang Yang

arxiv:1301.1094 v2 · 2013-01-07 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WHUQC63Y7X2O4IC6VMMWN4HMQE}

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	2026-05-18T03:14:28.019690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1e9017b78fdf4ee205eab1966f0ec812a17cc6e8dfe2f7479e2f33cdb5aba75

Aliases

arxiv: 1301.1094 · arxiv_version: 1301.1094v2 · doi: 10.48550/arxiv.1301.1094 · pith_short_12: WHUQC63Y7X2O · pith_short_16: WHUQC63Y7X2O4IC6 · pith_short_8: WHUQC63Y

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/WHUQC63Y7X2O4IC6VMMWN4HMQE \
  | 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: b1e9017b78fdf4ee205eab1966f0ec812a17cc6e8dfe2f7479e2f33cdb5aba75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6f1916aa596b7fca9c2b79c3e7dbba806119e7f0e44ab3bc855f89b25d65a20",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-01-07T02:02:04Z",
    "title_canon_sha256": "24227d8bf04bc2444ddadd84fe4de5ab4143b8b044188f4874f7af83ce85be44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1094",
    "kind": "arxiv",
    "version": 2
  }
}