Pith Number

pith:GGSN4HMA

pith:2009:GGSN4HMABL5N6HBVB6XCSKWQ3E

not attested not anchored not stored refs pending

Simulations and theory of radio emission from cosmic ray air showers

IK), T. Huege (Forschungszentrum Karlsruhe

arxiv:0903.3472 v1 · 2009-03-20 · 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{GGSN4HMABL5N6HBVB6XCSKWQ3E}

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	2026-05-18T02:35:00.282300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31a4de1d800afadf1c350fae292ad0d91edc691b2c56cc00ca13cc81516f6ff2

Aliases

arxiv: 0903.3472 · arxiv_version: 0903.3472v1 · doi: 10.48550/arxiv.0903.3472 · pith_short_12: GGSN4HMABL5N · pith_short_16: GGSN4HMABL5N6HBV · pith_short_8: GGSN4HMA

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/GGSN4HMABL5N6HBVB6XCSKWQ3E \
  | 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: 31a4de1d800afadf1c350fae292ad0d91edc691b2c56cc00ca13cc81516f6ff2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e617211b47ec37d160e0eca104acaf222cef6d8f70da06697642c1181e49e94c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-03-20T11:02:15Z",
    "title_canon_sha256": "a9da815df5557814df928fb32846c142740ed3e3fef14564241749b152b94f1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3472",
    "kind": "arxiv",
    "version": 1
  }
}