Pith Number

pith:NWIQC2EV

pith:2013:NWIQC2EV6METKWPOE7A26T5I5M

not attested not anchored not stored refs pending

Ultra high energy cosmic rays: implications of Auger data for source spectra and chemical composition

P. Blasi, R. Aloisio, V. Berezinsky

arxiv:1312.7459 v2 · 2013-12-28 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWIQC2EV6METKWPOE7A26T5I5M}

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.

Cited by

1 paper in Pith

Study of Flat Spectrum Radio Quasars and BL Lacertae Objects as Sources of Diffusive Ultra High-Energy Cosmic Rays

Receipt and verification

First computed	2026-05-18T01:42:57.618520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d91016895f3093559ee27c1af4fa8eb2ec5ffe705d2996283756abbadceb0cf

Aliases

arxiv: 1312.7459 · arxiv_version: 1312.7459v2 · doi: 10.48550/arxiv.1312.7459 · pith_short_12: NWIQC2EV6MET · pith_short_16: NWIQC2EV6METKWPO · pith_short_8: NWIQC2EV

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/NWIQC2EV6METKWPOE7A26T5I5M \
  | 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: 6d91016895f3093559ee27c1af4fa8eb2ec5ffe705d2996283756abbadceb0cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d34df86f0a6f8663607192593c7494c3b9c2db8436ae0f08c671f1e60fe16d9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-12-28T18:28:51Z",
    "title_canon_sha256": "af50653c78fe4daf4e967dbe603f3384a27b70ec3600084fd3ac698076a40607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7459",
    "kind": "arxiv",
    "version": 2
  }
}