Pith Number

pith:UD67Z6OZ

pith:2016:UD67Z6OZVROJDT3GW3C4DKIDD3

not attested not anchored not stored refs pending

Quantum common causes and quantum causal models

Ciaran M. Lee, Dominic C. Horsman, John-Mark A. Allen, Jonathan Barrett, Robert W. Spekkens

arxiv:1609.09487 v2 · 2016-09-29 · 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{UD67Z6OZVROJDT3GW3C4DKIDD3}

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	2026-05-18T00:38:31.157145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0fdfcf9d9ac5c91cf66b6c5c1a9031ecf821f7e2e7ed550473431db41d1601f

Aliases

arxiv: 1609.09487 · arxiv_version: 1609.09487v2 · doi: 10.48550/arxiv.1609.09487 · pith_short_12: UD67Z6OZVROJ · pith_short_16: UD67Z6OZVROJDT3G · pith_short_8: UD67Z6OZ

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/UD67Z6OZVROJDT3GW3C4DKIDD3 \
  | 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: a0fdfcf9d9ac5c91cf66b6c5c1a9031ecf821f7e2e7ed550473431db41d1601f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13738fdafe0451cfd8e7035d70749f0ee53c572a20b222370dce9b79ae0b20ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-09-29T19:52:06Z",
    "title_canon_sha256": "48ce8c6b84a52614fcd887f361fb8622c066e7ac1dd0b6130f80f9349446eb82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09487",
    "kind": "arxiv",
    "version": 2
  }
}