Pith Number

pith:KXIIMWIR

pith:2025:KXIIMWIRFQGHHFMR36IKOP7SL2

not attested not anchored not stored refs pending

Physical complexity and black hole quantum computers

Michele Reilly, Seth Lloyd

arxiv:2506.16527 v1 · 2025-06-19 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXIIMWIRFQGHHFMR36IKOP7SL2}

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	2026-07-05T11:24:37.902348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55d08659112c0c739591df90a73ff25e8be98fd9560b5f78b5c7a33bdaad4646

Aliases

arxiv: 2506.16527 · arxiv_version: 2506.16527v1 · doi: 10.48550/arxiv.2506.16527 · pith_short_12: KXIIMWIRFQGH · pith_short_16: KXIIMWIRFQGHHFMR · pith_short_8: KXIIMWIR

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/KXIIMWIRFQGHHFMR36IKOP7SL2 \
  | 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: 55d08659112c0c739591df90a73ff25e8be98fd9560b5f78b5c7a33bdaad4646

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1622b58ef6d11c801fe829d9e4183685a87e71c91c06d39a4914c08ab2aba847",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-06-19T18:15:59Z",
    "title_canon_sha256": "cd7fd40a69f7ff39bd94624f9b21cb7354ea166f942c7b6c0606554d3b43d0ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.16527",
    "kind": "arxiv",
    "version": 1
  }
}