Pith Number

pith:V6ZANW2R

pith:2026:V6ZANW2RWVOOC6RAZ7ZKM43YH7

not attested not anchored not stored refs pending

Certifying quantum states without independence assumptions

Leonardo Zambrano, Mariana Navarro

arxiv:2606.31913 v1 · 2026-06-30 · 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{V6ZANW2RWVOOC6RAZ7ZKM43YH7}

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	2026-07-01T01:18:19.348008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afb206db51b55ce17a20cff2a673783fd7bd66dae1291d905e27033c1a229413

Aliases

arxiv: 2606.31913 · arxiv_version: 2606.31913v1 · doi: 10.48550/arxiv.2606.31913 · pith_short_12: V6ZANW2RWVOO · pith_short_16: V6ZANW2RWVOOC6RA · pith_short_8: V6ZANW2R

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/V6ZANW2RWVOOC6RAZ7ZKM43YH7 \
  | 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: afb206db51b55ce17a20cff2a673783fd7bd66dae1291d905e27033c1a229413

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db0ff3abcafc0b10897fc9bf5c4dd72880b0d5d67f42815b4c07f285e1bf6589",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-30T16:16:38Z",
    "title_canon_sha256": "bc5001ddaa8940f1e9cb0c38a51618a66c89a064827b47c0606221734d31e852"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31913",
    "kind": "arxiv",
    "version": 1
  }
}