Pith Number

pith:D2PWI4QY

pith:2009:D2PWI4QYIG2W4MZPWKRCNHDK6I

not attested not anchored not stored refs pending

High quality GeV proton beams from a density-modulated foil target

A. Pukhov, M. Chen, T. P. Yu

arxiv:0906.2455 v1 · 2009-06-13 · physics.plasm-ph · physics.acc-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{D2PWI4QYIG2W4MZPWKRCNHDK6I}

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	2026-05-18T02:13:20.382838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e9f64721841b56e332fb2a2269c6af22d7c48544eea33803c0ca0aae69d9f60

Aliases

arxiv: 0906.2455 · arxiv_version: 0906.2455v1 · doi: 10.48550/arxiv.0906.2455 · pith_short_12: D2PWI4QYIG2W · pith_short_16: D2PWI4QYIG2W4MZP · pith_short_8: D2PWI4QY

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/D2PWI4QYIG2W4MZPWKRCNHDK6I \
  | 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: 1e9f64721841b56e332fb2a2269c6af22d7c48544eea33803c0ca0aae69d9f60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29a9714c96c7bd388d0e056be4f83a31a3ed1be81401bdc80a7639d5b56aaa69",
    "cross_cats_sorted": [
      "physics.acc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2009-06-13T08:40:31Z",
    "title_canon_sha256": "8a442304fd10cfc9e7dbcf34ddafe4f24c8ea3b2346f21b97c84d35aab0be790"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2455",
    "kind": "arxiv",
    "version": 1
  }
}