Pith Number

pith:RBD2TOZI

pith:2026:RBD2TOZIQZGX3CKBNZZND5EMCR

not attested not anchored not stored refs pending

The hyperlink representation of entanglement and the inclusion-exclusion principle

Germ\'an Sierra, Javier Rodr\'iguez-Laguna, Silvia N. Santalla, Sudipto Singha Roy

arxiv:2601.17926 v2 · 2026-01-25 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RBD2TOZIQZGX3CKBNZZND5EMCR}

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	2026-07-29T00:24:35.232994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8847a9bb28864d7d89416e72d1f48c14715d9f44d711d8d202f5e55ccae75bb1

Aliases

arxiv: 2601.17926 · arxiv_version: 2601.17926v2 · doi: 10.48550/arxiv.2601.17926 · pith_short_12: RBD2TOZIQZGX · pith_short_16: RBD2TOZIQZGX3CKB · pith_short_8: RBD2TOZI

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/RBD2TOZIQZGX3CKBNZZND5EMCR \
  | 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: 8847a9bb28864d7d89416e72d1f48c14715d9f44d711d8d202f5e55ccae75bb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f18528ed47c1374d3af237b3292a3bad88f15f9658b49d05d6fcc459fd5ca61c",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-01-25T17:57:15Z",
    "title_canon_sha256": "173776c928a194db0271da19006852b627d5691673f3c129e8f4571b2a48daac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.17926",
    "kind": "arxiv",
    "version": 2
  }
}