Pith Number

pith:TQSXBJKL

pith:2009:TQSXBJKLMSTH4Y6P7W7543K57G

not attested not anchored not stored refs pending

Cosmic rays and the magnetic field in the nearby starburst galaxy NGC 253: II. The magnetic field structure

(2) MPIfR, (3) Ruhr-Universit\"at Bochum), Marita Krause (2), Rainer Beck (2), Ralf-J\"urgen Dettmar (3) ((1) University of Hertfordshire, Volker Heesen (1)

arxiv:0908.2985 v1 · 2009-08-20 · 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{TQSXBJKLMSTH4Y6P7W7543K57G}

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	2026-05-18T02:12:24.667877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c2570a54b64a67e63cffdbfde6d5df985a8b9812c6f075200e7fa0588130635

Aliases

arxiv: 0908.2985 · arxiv_version: 0908.2985v1 · doi: 10.48550/arxiv.0908.2985 · pith_short_12: TQSXBJKLMSTH · pith_short_16: TQSXBJKLMSTH4Y6P · pith_short_8: TQSXBJKL

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/TQSXBJKLMSTH4Y6P7W7543K57G \
  | 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: 9c2570a54b64a67e63cffdbfde6d5df985a8b9812c6f075200e7fa0588130635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28b4ba917c37d0422b1233a8e7f63532c9ea038c1a2a5f65acf5e8f60e6caaa0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-08-20T19:38:53Z",
    "title_canon_sha256": "75e0a4abb001d3eb2c87dd070e5840980e468c6a8132d32e61dfcba409289683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2985",
    "kind": "arxiv",
    "version": 1
  }
}