Pith Number

pith:MRNU2UGA

pith:2025:MRNU2UGADT4AGEUCJWIPRB3R6U

not attested not anchored not stored refs pending

$J/\psi$ Polarization and $p_T$ distribution in $c\ \!\bar{c}$ associated hadroproduction at $\mathcal{O}(\alpha_s^5)$

Cong-Feng Qiao, Qi-Ming Feng

arxiv:2507.20654 v1 · 2025-07-28 · 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{MRNU2UGADT4AGEUCJWIPRB3R6U}

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	2026-07-05T11:44:23.589212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

645b4d50c01cf80312824d90f88771f51ef8b9b8f697646c642f9c2a649a037b

Aliases

arxiv: 2507.20654 · arxiv_version: 2507.20654v1 · doi: 10.48550/arxiv.2507.20654 · pith_short_12: MRNU2UGADT4A · pith_short_16: MRNU2UGADT4AGEUC · pith_short_8: MRNU2UGA

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/MRNU2UGADT4AGEUCJWIPRB3R6U \
  | 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: 645b4d50c01cf80312824d90f88771f51ef8b9b8f697646c642f9c2a649a037b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58420af11461f6f7be67a48ad15b43501ec543b5ca58d64b07068becde8655da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2025-07-28T09:21:23Z",
    "title_canon_sha256": "3b80cdef43855682faf869a393b67b22851c6d621a48608ad8b3af5887b4aeb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.20654",
    "kind": "arxiv",
    "version": 1
  }
}