Pith Number

pith:LKWJ2OAQ

pith:2013:LKWJ2OAQNFVGAYFUX6PEFEKCNI

not attested not anchored not stored refs pending

Revisiting the hardening of the cosmic-ray energy spectrum at TeV energies

J\"org R. H\"orandel (RU Nijmegen), Satyendra Thoudam

arxiv:1304.1400 v2 · 2013-04-04 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKWJ2OAQNFVGAYFUX6PEFEKCNI}

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	2026-05-18T01:50:42.931762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5aac9d3810696a6060b4bf9e4291426a1d78344ea80277e7e4ca5c0db77fb8a2

Aliases

arxiv: 1304.1400 · arxiv_version: 1304.1400v2 · doi: 10.48550/arxiv.1304.1400 · pith_short_12: LKWJ2OAQNFVG · pith_short_16: LKWJ2OAQNFVGAYFU · pith_short_8: LKWJ2OAQ

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/LKWJ2OAQNFVGAYFUX6PEFEKCNI \
  | 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: 5aac9d3810696a6060b4bf9e4291426a1d78344ea80277e7e4ca5c0db77fb8a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a4f3f6922f7be597ca83c621cff27617859bed7da58a319020b8cf2efa5e006",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-04-04T15:29:55Z",
    "title_canon_sha256": "5084a250d75b840589d78e49019fae7dd5a7013501b4edaa560f6a8edf0cb8fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1400",
    "kind": "arxiv",
    "version": 2
  }
}