Pith Number

pith:CGTB24LN

pith:2026:CGTB24LNNOAWKPVGKGOE63Z5ZW

not attested not anchored not stored refs pending

Detecting bipartite entanglement with PnCP maps and non-negative polynomials

Damian Markham, Enky Oudot, Ga\"el Mass\'e, Laia Serradesanferm C\'ordoba, Mounir Rezig, Paul Catala, Santiago Scheiner

arxiv:2605.30426 v1 · 2026-05-28 · 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{CGTB24LNNOAWKPVGKGOE63Z5ZW}

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	2026-06-01T00:02:10.407529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11a61d716d6b81653ea6519c4f6f3dcdaad387210028965ce06e5e3f43f678f8

Aliases

arxiv: 2605.30426 · arxiv_version: 2605.30426v1 · doi: 10.48550/arxiv.2605.30426 · pith_short_12: CGTB24LNNOAW · pith_short_16: CGTB24LNNOAWKPVG · pith_short_8: CGTB24LN

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/CGTB24LNNOAWKPVGKGOE63Z5ZW \
  | 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: 11a61d716d6b81653ea6519c4f6f3dcdaad387210028965ce06e5e3f43f678f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aa4326c450636bf420d31181c5a74f4263c1de92a63497d9d30da4150c91825",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-28T18:00:06Z",
    "title_canon_sha256": "c5592f546c1e8d94fe1e6a0a8ad654557da882bcbee7c7fa9cd4b864f9cad10b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30426",
    "kind": "arxiv",
    "version": 1
  }
}