Pith Number

pith:BZDACZ5M

pith:2014:BZDACZ5MV5VOKRP56IYOMCXJMM

not attested not anchored not stored refs pending

On the nuclear halo of a proton pencil beam stopping in water

Bernard Gottschalk, Ethan W. Cascio, Juliane Daartz, Miles S. Wagner

arxiv:1412.0045 v3 · 2014-11-28 · physics.med-ph · 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{BZDACZ5MV5VOKRP56IYOMCXJMM}

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	2026-05-18T02:00:02.446411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e460167acaf6ae545fdf230e60ae9630fda089971725041f40f180312034c22

Aliases

arxiv: 1412.0045 · arxiv_version: 1412.0045v3 · doi: 10.48550/arxiv.1412.0045 · pith_short_12: BZDACZ5MV5VO · pith_short_16: BZDACZ5MV5VOKRP5 · pith_short_8: BZDACZ5M

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/BZDACZ5MV5VOKRP56IYOMCXJMM \
  | 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: 0e460167acaf6ae545fdf230e60ae9630fda089971725041f40f180312034c22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd2fb420b25746d37c977ad25671e11e157e9098f9a4845783f15fe0688dd413",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2014-11-28T22:35:32Z",
    "title_canon_sha256": "015f524302a676eb933abbdf9b7fd1ede462a5f0baab3e456324d9d91b11725a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0045",
    "kind": "arxiv",
    "version": 3
  }
}