Pith Number

pith:TC3HSVVP

pith:2022:TC3HSVVPUJD5XM4TBUBV2V3M2D

not attested not anchored not stored refs pending

Construction of efficient Schmidt number witnesses for high-dimensional quantum states

Chiara Macchiavello, Dagmar Bru{\ss}, Giovanni Chesi, Hermann Kampermann, Nikolai Wyderka

arxiv:2210.05272 v2 · 2022-10-11 · 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{TC3HSVVPUJD5XM4TBUBV2V3M2D}

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	2026-07-05T05:47:18.202437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98b67956afa247dbb3930d035d576cd0ed90154d017046958ee0481bb64fab9c

Aliases

arxiv: 2210.05272 · arxiv_version: 2210.05272v2 · doi: 10.48550/arxiv.2210.05272 · pith_short_12: TC3HSVVPUJD5 · pith_short_16: TC3HSVVPUJD5XM4T · pith_short_8: TC3HSVVP

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/TC3HSVVPUJD5XM4TBUBV2V3M2D \
  | 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: 98b67956afa247dbb3930d035d576cd0ed90154d017046958ee0481bb64fab9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1416f11ef436f415e0506a8a5ba6e72caca65e50f536a9d282439a4d6d87070",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-10-11T09:12:38Z",
    "title_canon_sha256": "ac6e11c8d888dac56470e8250cfa6d17b86b558df7eba914076b38e56fdb696d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.05272",
    "kind": "arxiv",
    "version": 2
  }
}