Pith Number

pith:XDAQ2HJV

pith:2019:XDAQ2HJVQULTVHPEAX6S6U73ZM

not attested not anchored not stored refs pending

Light-by-light scattering in ultra-peripheral heavy-ion collisions at low diphoton masses

Antoni Szczurek, Mariola Klusek-Gawenda, Rainer Schicker, Ronan McNulty

arxiv:1904.01243 v1 · 2019-04-02 · 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{XDAQ2HJVQULTVHPEAX6S6U73ZM}

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	2026-05-17T23:44:11.499226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8c10d1d3585173a9de405fd2f53fbcb39dda84ebb86bf75765825373ce7221f

Aliases

arxiv: 1904.01243 · arxiv_version: 1904.01243v1 · doi: 10.48550/arxiv.1904.01243 · pith_short_12: XDAQ2HJVQULT · pith_short_16: XDAQ2HJVQULTVHPE · pith_short_8: XDAQ2HJV

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/XDAQ2HJVQULTVHPEAX6S6U73ZM \
  | 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: b8c10d1d3585173a9de405fd2f53fbcb39dda84ebb86bf75765825373ce7221f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "266ebe75605ae72e67769b4eb970dc8e7a06813bc7ee90b312c3f48fa07e67f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2019-04-02T06:58:09Z",
    "title_canon_sha256": "d060cb9ccf6561560741029ddcd876895aa7e863bee221e69a5d39ca2665ab0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01243",
    "kind": "arxiv",
    "version": 1
  }
}