Pith Number

pith:QWTC64VM

pith:2019:QWTC64VMCM2CJAEE57JGJB7CSO

not attested not anchored not stored refs pending

Quantum entanglement between an atom and a molecule

Chin-wen Chou, David R. Leibrandt, Dietrich Leibfried, Yiheng Lin

arxiv:1912.05866 v2 · 2019-12-12 · quant-ph · physics.atom-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{QWTC64VMCM2CJAEE57JGJB7CSO}

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	2026-07-05T01:04:42.681406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85a62f72ac1334248084efd26487e293899def8304e7bcab3b751b6c9333fb13

Aliases

arxiv: 1912.05866 · arxiv_version: 1912.05866v2 · doi: 10.48550/arxiv.1912.05866 · pith_short_12: QWTC64VMCM2C · pith_short_16: QWTC64VMCM2CJAEE · pith_short_8: QWTC64VM

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/QWTC64VMCM2CJAEE57JGJB7CSO \
  | 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: 85a62f72ac1334248084efd26487e293899def8304e7bcab3b751b6c9333fb13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa9f10912328db8b208455e90ec2571ab604067fa847958225ed1ca8a9d2710a",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-12-12T10:21:30Z",
    "title_canon_sha256": "69788342d0e4d83a53791e3356584f734c93e0f5abb843841c365120300e3176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.05866",
    "kind": "arxiv",
    "version": 2
  }
}