Pith Number

pith:XVGTZR7T

pith:2026:XVGTZR7T4Z7LD4QGB2VZKV4SDZ

not attested not anchored not stored refs pending

Spin correlations and quantum entanglement in $\gamma\gamma \to t\bar t$ at polarized photon colliders with NLO QCD corrections

Han Zhang, Jun Jiang, Xin-Yi Zhang, Zong-Guo Si

arxiv:2606.21152 v1 · 2026-06-19 · hep-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{XVGTZR7T4Z7LD4QGB2VZKV4SDZ}

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	2026-06-23T01:12:31.691024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd4d3cc7f3e67eb1f2060eab9557921e53c51ebb084eac5c276bb752a30c15bc

Aliases

arxiv: 2606.21152 · arxiv_version: 2606.21152v1 · doi: 10.48550/arxiv.2606.21152 · pith_short_12: XVGTZR7T4Z7L · pith_short_16: XVGTZR7T4Z7LD4QG · pith_short_8: XVGTZR7T

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/XVGTZR7T4Z7LD4QGB2VZKV4SDZ \
  | 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: bd4d3cc7f3e67eb1f2060eab9557921e53c51ebb084eac5c276bb752a30c15bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48bad81caa386bdc35c4994e96d507e2ad15598d9ac4cd64a70c013b0a2ba1f5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-06-19T06:44:32Z",
    "title_canon_sha256": "245642ec65aea0c54225b7b54a07a713f16524ac936f86322f976baec3da58ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21152",
    "kind": "arxiv",
    "version": 1
  }
}