Pith Number

pith:WZAE4PHE

pith:2004:WZAE4PHE2FJYK5TVGW4C3CM3R7

not attested not anchored not stored refs pending

Entanglement and non-locality are different resources

Nicolas Brunner, Nicolas Gisin, Valerio Scarani

arxiv:quant-ph/0412109 v5 · 2004-12-14 · 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{WZAE4PHE2FJYK5TVGW4C3CM3R7}

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	2026-07-04T16:51:07.578999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6404e3ce4d15385767535b82d899b8fdfa56658f7c481a550e5212caeaa746f

Aliases

arxiv: quant-ph/0412109 · arxiv_version: quant-ph/0412109v5 · doi: 10.48550/arxiv.quant-ph/0412109 · pith_short_12: WZAE4PHE2FJY · pith_short_16: WZAE4PHE2FJYK5TV · pith_short_8: WZAE4PHE

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/WZAE4PHE2FJYK5TVGW4C3CM3R7 \
  | 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: b6404e3ce4d15385767535b82d899b8fdfa56658f7c481a550e5212caeaa746f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1664eece0536db2e8b23ac49de256be4761db500924ea1c9e782d53185c9eb07",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-12-14T09:46:03Z",
    "title_canon_sha256": "27e994fb17806711b4c18973ee85534004edc70a3196e8280f1c8e86581b1500"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0412109",
    "kind": "arxiv",
    "version": 5
  }
}