Pith Number

pith:ZWIQ625G

pith:2018:ZWIQ625GX2NQYYEKESUF64EEX2

not attested not anchored not stored refs pending

Entangling three qubits without ever touching

Marcin Markiewicz, Pawel Blasiak

arxiv:1807.05546 v3 · 2018-07-15 · 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{ZWIQ625GX2NQYYEKESUF64EEX2}

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	2026-07-05T00:42:29.586283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd910f6ba6be9b0c608a24a85f7084beba1491ec22f2fbf5a0c25c0f747f3647

Aliases

arxiv: 1807.05546 · arxiv_version: 1807.05546v3 · doi: 10.48550/arxiv.1807.05546 · pith_short_12: ZWIQ625GX2NQ · pith_short_16: ZWIQ625GX2NQYYEK · pith_short_8: ZWIQ625G

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/ZWIQ625GX2NQYYEKESUF64EEX2 \
  | 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: cd910f6ba6be9b0c608a24a85f7084beba1491ec22f2fbf5a0c25c0f747f3647

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99e5cc26a09b6241c42401f52d2633b7d0bbfa203cf023bf1b63fe2046aaa3b0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-15T13:28:14Z",
    "title_canon_sha256": "89bdc42640d52211cf7db7507cb2f123faf0bf99cdb38f76ad2e54117bc607ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05546",
    "kind": "arxiv",
    "version": 3
  }
}