Pith Number

pith:645RCFGQ

pith:2013:645RCFGQDOGKFKIE33EHPAPN5Z

not attested not anchored not stored refs pending

Detecting Local Deflection Patterns of Ultra-high Energy Cosmic Rays using the Principal Axes of the Directional Energy Distribution

Martin Erdmann, Tobias Winchen

arxiv:1307.8273 v1 · 2013-07-31 · astro-ph.IM · 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{645RCFGQDOGKFKIE33EHPAPN5Z}

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	2026-05-18T03:17:01.779250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f73b1114d01b8ca2a904dec87781edee7dfad3345772ec5c6c5ba63555fba94f

Aliases

arxiv: 1307.8273 · arxiv_version: 1307.8273v1 · doi: 10.48550/arxiv.1307.8273 · pith_short_12: 645RCFGQDOGK · pith_short_16: 645RCFGQDOGKFKIE · pith_short_8: 645RCFGQ

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/645RCFGQDOGKFKIE33EHPAPN5Z \
  | 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: f73b1114d01b8ca2a904dec87781edee7dfad3345772ec5c6c5ba63555fba94f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "092e01a29e1b05e9a7148d5659fbf621b4f80446121c6fdad2b199fe626eff5c",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-07-31T10:30:47Z",
    "title_canon_sha256": "5b10c6bec7ec2d84dd18d3e80aa998e40d2fd21efc68b1f11174c7f555d54567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8273",
    "kind": "arxiv",
    "version": 1
  }
}