Pith Number

pith:IHTN4EAM

pith:2020:IHTN4EAMXJ4QQYELP7RI4B3C36

not attested not anchored not stored refs pending

Detecting and quantifying entanglement on near-term quantum devices

Kun Wang, Xin Wang, Xuanqiang Zhao, Zhixin Song, Zihe Wang

arxiv:2012.14311 v1 · 2020-12-28 · quant-ph · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IHTN4EAMXJ4QQYELP7RI4B3C36}

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	2026-07-05T07:00:17.923284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41e6de100cba7908608b7fe28e0762df9e788a0d675d9e1989cab72ebca4e7ae

Aliases

arxiv: 2012.14311 · arxiv_version: 2012.14311v1 · doi: 10.48550/arxiv.2012.14311 · pith_short_12: IHTN4EAMXJ4Q · pith_short_16: IHTN4EAMXJ4QQYEL · pith_short_8: IHTN4EAM

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/IHTN4EAMXJ4QQYELP7RI4B3C36 \
  | 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: 41e6de100cba7908608b7fe28e0762df9e788a0d675d9e1989cab72ebca4e7ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17ff06a37cb2e6056f2a60c096c910a05468d5ed33908e57e723cc42aa1048c0",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-12-28T15:47:44Z",
    "title_canon_sha256": "c4be661851468da9fc1f5477bef1cec05de3397cb58567613b2982b30e8c20a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.14311",
    "kind": "arxiv",
    "version": 1
  }
}