Pith Number

pith:OUMOQ4KP

pith:2009:OUMOQ4KP3JKB5EM4S4Q7PMSEMO

not attested not anchored not stored refs pending

GeoSynchrotron Radiation from Earth Skimming Tau Neutrino Shower

Chi-Chin Chen, Guey-Lin Lin, Jiwoo Nam, Kwang-Chang Lai, Tsung-Che Liu

arxiv:0909.1504 v1 · 2009-09-08 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUMOQ4KP3JKB5EM4S4Q7PMSEMO}

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	2026-05-18T02:34:30.803991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7518e8714fda541e919c9721f7b24463926584a86e15f5f95849b1c3942372be

Aliases

arxiv: 0909.1504 · arxiv_version: 0909.1504v1 · doi: 10.48550/arxiv.0909.1504 · pith_short_12: OUMOQ4KP3JKB · pith_short_16: OUMOQ4KP3JKB5EM4 · pith_short_8: OUMOQ4KP

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/OUMOQ4KP3JKB5EM4S4Q7PMSEMO \
  | 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: 7518e8714fda541e919c9721f7b24463926584a86e15f5f95849b1c3942372be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37c516193b4d8437797fe1f348a2d018c63aa71f1c018c28c7288d08cf23eff0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-09-08T14:59:14Z",
    "title_canon_sha256": "edc36c3b7e5ea3108a778ebd0f891779e10c1f19a9798c4907fee8ee5cedb8d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1504",
    "kind": "arxiv",
    "version": 1
  }
}