Pith Number

pith:DMLMVYTH

pith:2019:DMLMVYTHR774HHBANBAKBRQVZV

not attested not anchored not stored refs pending

On the spin projection operator and the probabilistic meaning of the bipartite correlation function

Ana Mar\'ia Cetto, Andrea Vald\'es-Hern\'andez, Luis de la Pe\~na

arxiv:1908.04225 v1 · 2019-08-12 · 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{DMLMVYTHR774HHBANBAKBRQVZV}

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	2026-07-04T23:53:21.666589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b16cae2678fffc39c206840a0c615cd5c0990c904c53bd36685a0226e4567e4

Aliases

arxiv: 1908.04225 · arxiv_version: 1908.04225v1 · doi: 10.48550/arxiv.1908.04225 · pith_short_12: DMLMVYTHR774 · pith_short_16: DMLMVYTHR774HHBA · pith_short_8: DMLMVYTH

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/DMLMVYTHR774HHBANBAKBRQVZV \
  | 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: 1b16cae2678fffc39c206840a0c615cd5c0990c904c53bd36685a0226e4567e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d2f8472a29b185995d9f26f2a0acb20e434eeabd24ab710a7b4f85e9e032493",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-12T16:25:24Z",
    "title_canon_sha256": "e6aa9fa6af7cfe6fad2bf64c0d0601f966fad2ac8fbc630d75dc149199c766da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04225",
    "kind": "arxiv",
    "version": 1
  }
}