Pith Number

pith:4FEGH6GB

pith:2026:4FEGH6GBIZL7DRRZYD4UU6RMSE

not attested not anchored not stored refs pending

Equi-Entropic Maps for Four-Partite Quantum States

Wojciech Bruzda, Zahra Raissi

arxiv:2607.25954 v1 · 2026-07-28 · 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{4FEGH6GBIZL7DRRZYD4UU6RMSE}

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	2026-07-29T01:26:12.927332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e14863f8c14657f1c639c0f94a7a2c912b2672c0488a7e747f4cff683e9c7e64

Aliases

arxiv: 2607.25954 · arxiv_version: 2607.25954v1 · doi: 10.48550/arxiv.2607.25954 · pith_short_12: 4FEGH6GBIZL7 · pith_short_16: 4FEGH6GBIZL7DRRZ · pith_short_8: 4FEGH6GB

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/4FEGH6GBIZL7DRRZYD4UU6RMSE \
  | 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: e14863f8c14657f1c639c0f94a7a2c912b2672c0488a7e747f4cff683e9c7e64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59d772f6872ee4fe36990c8b1929edaadc60d7d4e1f416f4a7916ff000ed210d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-28T16:40:40Z",
    "title_canon_sha256": "7fa1b6c1df8117d0e0cf62046209c32444cefe8d09b33591cfb3e5a7a5d25674"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.25954",
    "kind": "arxiv",
    "version": 1
  }
}