Pith Number

pith:H3KX2KUK

pith:2013:H3KX2KUKUWAMKRWV3VLCYBINVS

not attested not anchored not stored refs pending

Direct observation of particles with energy >10 MeV/u from laser-induced fusion in ultra-dense deuterium

Leif Holmlid

arxiv:1302.2781 v1 · 2013-02-12 · physics.ins-det · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H3KX2KUKUWAMKRWV3VLCYBINVS}

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	2026-05-17T23:47:40.480710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ed57d2a8aa580c546d5dd562c050dacb7f2260b08feab7af04353748723d618

Aliases

arxiv: 1302.2781 · arxiv_version: 1302.2781v1 · doi: 10.48550/arxiv.1302.2781 · pith_short_12: H3KX2KUKUWAM · pith_short_16: H3KX2KUKUWAMKRWV · pith_short_8: H3KX2KUK

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/H3KX2KUKUWAMKRWV3VLCYBINVS \
  | 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: 3ed57d2a8aa580c546d5dd562c050dacb7f2260b08feab7af04353748723d618

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d97f75025302c1426f67b38408d1a470c0af5a4c6592139aa34eaaa8f0cf62e4",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2013-02-12T13:17:14Z",
    "title_canon_sha256": "c334c6608f0514e47e633d0d3d8c1c0d775dbeb834113018b694172576131f3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2781",
    "kind": "arxiv",
    "version": 1
  }
}