Pith Number

pith:LGSOAUZM

pith:2008:LGSOAUZMPQQ3PQQ24DGCAG5DIH

not attested not anchored not stored refs pending

On the acceleration of Ultra-High-Energy Cosmic Rays

Federico Fraschetti

arxiv:0809.3057 v1 · 2008-09-18 · astro-ph · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGSOAUZMPQQ3PQQ24DGCAG5DIH}

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	2026-07-04T15:14:25.445545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59a4e0532c7c21b7c21ae0cc201ba341fc1cf766804a5065e26c1205c7815f52

Aliases

arxiv: 0809.3057 · arxiv_version: 0809.3057v1 · doi: 10.48550/arxiv.0809.3057 · pith_short_12: LGSOAUZMPQQ3 · pith_short_16: LGSOAUZMPQQ3PQQ2 · pith_short_8: LGSOAUZM

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/LGSOAUZMPQQ3PQQ24DGCAG5DIH \
  | 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: 59a4e0532c7c21b7c21ae0cc201ba341fc1cf766804a5065e26c1205c7815f52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9d619d76020f6bef1c88d1c006676d44b9429fea7379221a3d62bcb96cd0205",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-18T15:16:29Z",
    "title_canon_sha256": "dabc7a1ea720b83ed2520ab8a8af0d867eed8a419cf9cd1f8e8e76d3fdde19a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.3057",
    "kind": "arxiv",
    "version": 1
  }
}