Pith Number

pith:LD5MW63O

pith:2012:LD5MW63O6NBBDDMNELDC5HR75Q

not attested not anchored not stored refs pending

Operational approach to the entanglement

Marian Kupczynski

arxiv:1208.6532 v2 · 2012-08-31 · 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{LD5MW63O6NBBDDMNELDC5HR75Q}

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	2026-05-18T03:42:23.607493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58facb7b6ef342118d8d22c62e9e3fec3bb0c7a485ce8b52b09a1df7f226360d

Aliases

arxiv: 1208.6532 · arxiv_version: 1208.6532v2 · doi: 10.48550/arxiv.1208.6532 · pith_short_12: LD5MW63O6NBB · pith_short_16: LD5MW63O6NBBDDMN · pith_short_8: LD5MW63O

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/LD5MW63O6NBBDDMNELDC5HR75Q \
  | 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: 58facb7b6ef342118d8d22c62e9e3fec3bb0c7a485ce8b52b09a1df7f226360d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4198859da91c8fb3f2f4c1435373f778f544a026baeaed4b5bc91171421b25ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-08-31T15:45:47Z",
    "title_canon_sha256": "80fe22b7a71887190bc3bcd6d7f318f55694a8df52945172bcb860d5bd0dfc28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6532",
    "kind": "arxiv",
    "version": 2
  }
}