Pith Number

pith:YXX7QJBE

pith:2008:YXX7QJBEQLAFRVA3KJBRPYXFT5

not attested not anchored not stored refs pending

Physical conditions in potential sources of ultra-high-energy cosmic rays: Updated Hillas plot and radiation-loss constraints

Ksenia Ptitsyna, Sergey Troitsky

arxiv:0808.0367 v2 · 2008-08-04 · astro-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{YXX7QJBEQLAFRVA3KJBRPYXFT5}

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

3 papers in Pith

Probing Low-Luminosity Gamma-Ray Emission from SNR G296.5+10.0 and CCO 1E 1207.4-5209 with CTAO

TeV to PeV neutrinos from AGN coronae

Ultra High Energy Cosmic Rays from the Local Void

Receipt and verification

First computed	2026-05-18T02:35:15.417771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5eff8242482c058d41b524317e2e59f4ce6023dbfe43c352123ac47f6c7c2a5

Aliases

arxiv: 0808.0367 · arxiv_version: 0808.0367v2 · doi: 10.48550/arxiv.0808.0367 · pith_short_12: YXX7QJBEQLAF · pith_short_16: YXX7QJBEQLAFRVA3 · pith_short_8: YXX7QJBE

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/YXX7QJBEQLAFRVA3KJBRPYXFT5 \
  | 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: c5eff8242482c058d41b524317e2e59f4ce6023dbfe43c352123ac47f6c7c2a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31f0539847d1a99caff916a8ba2cc823c5275cccbc1183cca18b66782a29229a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-04T18:27:49Z",
    "title_canon_sha256": "89a445b91f99aefe67c9e2769088ca6a2f97301dc144c81c1e99ef5703490f4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.0367",
    "kind": "arxiv",
    "version": 2
  }
}