Pith Number

pith:CNQY4RLF

pith:2017:CNQY4RLF3LKWEWGZXUI2QDFCQZ

not attested not anchored not stored refs pending

Distinguishing computable mixtures of quantum states

Antonio Acin, Ariel Bendersky, Gabriel Senno, Gonzalo de la Torre, Ignacio H. L\'opez Grande, Miguel A. Larotonda, Santiago Figueira

arxiv:1709.02307 v1 · 2017-09-07 · 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{CNQY4RLF3LKWEWGZXUI2QDFCQZ}

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	2026-05-18T00:15:59.121214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13618e4565dad56258d9bd11a80ca2867d86146a5d28a4ddbca750b118d19d64

Aliases

arxiv: 1709.02307 · arxiv_version: 1709.02307v1 · doi: 10.48550/arxiv.1709.02307 · pith_short_12: CNQY4RLF3LKW · pith_short_16: CNQY4RLF3LKWEWGZ · pith_short_8: CNQY4RLF

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/CNQY4RLF3LKWEWGZXUI2QDFCQZ \
  | 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: 13618e4565dad56258d9bd11a80ca2867d86146a5d28a4ddbca750b118d19d64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "678cf4c360219c6128662c9a89640a638050743022b92ab8e1818afe2a616d83",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-09-07T15:24:16Z",
    "title_canon_sha256": "de0f83094e5b24b1973e894f7e948087c6687bd65bd6ce8e6858e6d5001fcb9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02307",
    "kind": "arxiv",
    "version": 1
  }
}