Pith Number

pith:R2NAMKYW

pith:2016:R2NAMKYWNFY5P3B7YXKOFJSSEI

not attested not anchored not stored refs pending

Using Stable Distributions to Characterize Proton Pencil Beams

Ben George, Francesca Fiorini, Frank Van den Heuvel, Niek Schreuder

arxiv:1611.08871 v1 · 2016-11-27 · physics.med-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{R2NAMKYWNFY5P3B7YXKOFJSSEI}

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	2026-05-18T00:19:59.326220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e9a062b166971d7ec3fc5d4e2a65222221d6c89e1e3ee31184e1263612526d3

Aliases

arxiv: 1611.08871 · arxiv_version: 1611.08871v1 · doi: 10.48550/arxiv.1611.08871 · pith_short_12: R2NAMKYWNFY5 · pith_short_16: R2NAMKYWNFY5P3B7 · pith_short_8: R2NAMKYW

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/R2NAMKYWNFY5P3B7YXKOFJSSEI \
  | 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: 8e9a062b166971d7ec3fc5d4e2a65222221d6c89e1e3ee31184e1263612526d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb54ae0db81d7678056d1a22ca1f91dc8af465a195874afcb506abe37f542f0c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2016-11-27T16:19:31Z",
    "title_canon_sha256": "538bd86a2530989feaed66e4d213a1c253c537af4ec7ea119e40dcf74d0c1467"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08871",
    "kind": "arxiv",
    "version": 1
  }
}