Pith Number

pith:MDFC2SJY

pith:2026:MDFC2SJYKCKYDR52YCSBUO6CF6

not attested not anchored not stored refs pending

Efficient Polynomial-Scaled Determination of Algebraic Entanglement Entropy Between Collective Degrees of Freedom

Jarrod T. Reilly, John Drew Wilson, Murray J. Holland

arxiv:2603.00464 v3 · 2026-02-28 · 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{MDFC2SJYKCKYDR52YCSBUO6CF6}

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	2026-07-08T01:18:26.098671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60ca2d4938509581c7bac0a41a3bc22f81e873afc2d3d661acbfd7193d524c8a

Aliases

arxiv: 2603.00464 · arxiv_version: 2603.00464v3 · doi: 10.48550/arxiv.2603.00464 · pith_short_12: MDFC2SJYKCKY · pith_short_16: MDFC2SJYKCKYDR52 · pith_short_8: MDFC2SJY

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/MDFC2SJYKCKYDR52YCSBUO6CF6 \
  | 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: 60ca2d4938509581c7bac0a41a3bc22f81e873afc2d3d661acbfd7193d524c8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "034cfe674624a6c89c8f9abe44a7b3218f3658bf88a8442a0cbf04ec2c9ab635",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-02-28T04:51:51Z",
    "title_canon_sha256": "753e5d80fe9366c1de8c6afb26ae03d233df7bae7456e3d29eff50cbe93e93dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.00464",
    "kind": "arxiv",
    "version": 3
  }
}