Pith Number

pith:QFR632QL

pith:2021:QFR632QL4ZNUQ53QVZPZOWZLJ4

not attested not anchored not stored refs pending

Determination of impact parameter in high-energy heavy-ion collisions via deep learning

Pei Xiang, Xu-Guang Huang, Yuan-Sheng Zhao

arxiv:2112.03824 v2 · 2021-12-07 · 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{QFR632QL4ZNUQ53QVZPZOWZLJ4}

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.

Cited by

1 paper in Pith

Machine learning the impact parameter in heavy-ion collisions at $\sqrt{s_{\rm NN}}$ = 4 and 11 GeV: a cross-check study with UrQMD, AMPT, and JAM

Receipt and verification

First computed	2026-07-05T04:39:24.521857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8163edea0be65b487770ae5f975b2b4f33a4373fac12ce9efd82958c1532fb9a

Aliases

arxiv: 2112.03824 · arxiv_version: 2112.03824v2 · doi: 10.48550/arxiv.2112.03824 · pith_short_12: QFR632QL4ZNU · pith_short_16: QFR632QL4ZNUQ53Q · pith_short_8: QFR632QL

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/QFR632QL4ZNUQ53QVZPZOWZLJ4 \
  | 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: 8163edea0be65b487770ae5f975b2b4f33a4373fac12ce9efd82958c1532fb9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f07a8a6c8613af3c06351bd4ee9e6cea69d044a58ed46d32710e215fbda3f8dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2021-12-07T17:02:09Z",
    "title_canon_sha256": "6748b3b55b6aeb1a938d7d4530249c01bfe72814e575326d67d1cb130026ec2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.03824",
    "kind": "arxiv",
    "version": 2
  }
}