Pith Number

pith:3NSIKG4O

pith:2015:3NSIKG4OWNVFCJDPWBQL2P2TLB

not attested not anchored not stored refs pending

Remarks on quantum duopoly schemes

Piotr Frackiewicz

arxiv:1508.07729 v1 · 2015-08-31 · 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{3NSIKG4OWNVFCJDPWBQL2P2TLB}

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	2026-05-18T01:34:31.548685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db64851b8eb36a51246fb060bd3f535846d5780a96d2099ac7a6cf8d242f6975

Aliases

arxiv: 1508.07729 · arxiv_version: 1508.07729v1 · doi: 10.48550/arxiv.1508.07729 · pith_short_12: 3NSIKG4OWNVF · pith_short_16: 3NSIKG4OWNVFCJDP · pith_short_8: 3NSIKG4O

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/3NSIKG4OWNVFCJDPWBQL2P2TLB \
  | 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: db64851b8eb36a51246fb060bd3f535846d5780a96d2099ac7a6cf8d242f6975

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cd9e00b8eb47ff7fdb65a6a228814b0a7209807689390d8318b561856b2cb2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-08-31T09:14:04Z",
    "title_canon_sha256": "0d52d62481a7e2affd2aef33507f36e27cc9fd08d792a55afbfd7f7a9733068d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07729",
    "kind": "arxiv",
    "version": 1
  }
}