Pith Number

pith:R7VRA54G

pith:2015:R7VRA54G5YYYVADCEZEG3UODHV

not attested not anchored not stored refs pending

Entanglement witness via symmetric two-body correlations

Dagomir Kaszlikowski, Ernest Y.-Z. Tan, L.C. Kwek

arxiv:1511.02471 v2 · 2015-11-08 · 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{R7VRA54G5YYYVADCEZEG3UODHV}

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	2026-05-18T01:22:00.590481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8feb107786ee318a806226486dd1c33d4b910eddaa3a0923f98ebb80c881a12e

Aliases

arxiv: 1511.02471 · arxiv_version: 1511.02471v2 · doi: 10.48550/arxiv.1511.02471 · pith_short_12: R7VRA54G5YYY · pith_short_16: R7VRA54G5YYYVADC · pith_short_8: R7VRA54G

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/R7VRA54G5YYYVADCEZEG3UODHV \
  | 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: 8feb107786ee318a806226486dd1c33d4b910eddaa3a0923f98ebb80c881a12e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6b049538dd6afa23e05102f9994594ee0f370be531d6e864977a9e731370bbb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-11-08T11:53:14Z",
    "title_canon_sha256": "80d61da58fc7bf59e6471e1959a7f4f6e8976b90f32d518febe8866a15d3b6b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02471",
    "kind": "arxiv",
    "version": 2
  }
}