Pith Number

pith:7UZDQB4V

pith:2008:7UZDQB4V7F6DFNZMDK6TWRD6WN

not attested not anchored not stored refs pending

Cosmic rays and the magnetic field in the nearby starburst galaxy NGC 253 I. The distribution and transport of cosmic rays

M. Krause, R. Beck, R.-J. Dettmar, V. Heesen

arxiv:0812.0346 v2 · 2008-12-01 · 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{7UZDQB4V7F6DFNZMDK6TWRD6WN}

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	2026-05-18T02:15:12.346054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd32380795f97c32b72c1abd3b447eb35bad0b01aa2b5289f11af79e75faba7b

Aliases

arxiv: 0812.0346 · arxiv_version: 0812.0346v2 · doi: 10.48550/arxiv.0812.0346 · pith_short_12: 7UZDQB4V7F6D · pith_short_16: 7UZDQB4V7F6DFNZM · pith_short_8: 7UZDQB4V

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/7UZDQB4V7F6DFNZMDK6TWRD6WN \
  | 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: fd32380795f97c32b72c1abd3b447eb35bad0b01aa2b5289f11af79e75faba7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5a7057ccd23f91d096bd9c7a48cdb902358179a96b5743d71eedeeae38f2834",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-01T19:21:46Z",
    "title_canon_sha256": "407245e2d6c7a330e0f8ec01ec0cc22693ee64914800c5664d4b29480ce8bd55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0346",
    "kind": "arxiv",
    "version": 2
  }
}