Pith Number

pith:NBXX2RFD

pith:2018:NBXX2RFDJ7TIMNOCPIOSSAUE2E

not attested not anchored not stored refs pending

A 5D, polarised, Bethe-Heitler event generator for $\gamma \to e^+e^-$ conversion

Denis Bernard

arxiv:1802.08253 v2 · 2018-02-22 · hep-ph · astro-ph.IM · physics.data-an · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NBXX2RFDJ7TIMNOCPIOSSAUE2E}

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	2026-05-18T00:14:21.737569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

686f7d44a34fe68635c27a1d290284d12dd3653e329dafd030b408160e2f28c9

Aliases

arxiv: 1802.08253 · arxiv_version: 1802.08253v2 · doi: 10.48550/arxiv.1802.08253 · pith_short_12: NBXX2RFDJ7TI · pith_short_16: NBXX2RFDJ7TIMNOC · pith_short_8: NBXX2RFD

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/NBXX2RFDJ7TIMNOCPIOSSAUE2E \
  | 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: 686f7d44a34fe68635c27a1d290284d12dd3653e329dafd030b408160e2f28c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b174bfe98c8df1131b7de2da5730faa0fba75d9b670254a4e7a2d614f0a6a474",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.data-an",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-02-22T16:04:36Z",
    "title_canon_sha256": "1e136826c935f71847750d5158696eeffb1b1ef00779952485ac18152b486c78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08253",
    "kind": "arxiv",
    "version": 2
  }
}