Pith Number

pith:ES4NFZON

pith:2021:ES4NFZON2WIQVM4A6SHYS5XWFO

not attested not anchored not stored refs pending

The geometry of Bloch space in the context of quantum random access codes

Laura Man\v{c}inska, Sigurd A. L. Storgaard

arxiv:2106.00155 v2 · 2021-06-01 · 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{ES4NFZON2WIQVM4A6SHYS5XWFO}

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	2026-07-05T04:13:09.907894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24b8d2e5cdd5910ab380f48f8976f62b84802ead0aadf7f7375cf0591b1c579c

Aliases

arxiv: 2106.00155 · arxiv_version: 2106.00155v2 · doi: 10.48550/arxiv.2106.00155 · pith_short_12: ES4NFZON2WIQ · pith_short_16: ES4NFZON2WIQVM4A · pith_short_8: ES4NFZON

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/ES4NFZON2WIQVM4A6SHYS5XWFO \
  | 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: 24b8d2e5cdd5910ab380f48f8976f62b84802ead0aadf7f7375cf0591b1c579c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5d8cbf2ce529cb9da48c5dd5e5358a3c26d3be021b9ad33abff7a5cdca8ad17",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-06-01T00:15:33Z",
    "title_canon_sha256": "ceb1dea0efc671f0ffb89c715cb9182d22d377b4e4306a84da5fd0a708d9fb45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.00155",
    "kind": "arxiv",
    "version": 2
  }
}