Pith Number

pith:H2W2AXVH

pith:2011:H2W2AXVHREBWK5YQA4DQN7HT6N

not attested not anchored not stored refs pending

The large scale magnetic field structure of the spiral galaxy NGC 5775

Marek Urbanik, Marian Soida, Marita Krause, Ralf-J\"urgen Dettmar

arxiv:1105.5259 v1 · 2011-05-26 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H2W2AXVHREBWK5YQA4DQN7HT6N}

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	2026-05-18T02:01:50.546939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eada05ea78903657710070706fcf3f34a47491541d08043ffb717037f2350dc

Aliases

arxiv: 1105.5259 · arxiv_version: 1105.5259v1 · doi: 10.48550/arxiv.1105.5259 · pith_short_12: H2W2AXVHREBW · pith_short_16: H2W2AXVHREBWK5YQ · pith_short_8: H2W2AXVH

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/H2W2AXVHREBWK5YQA4DQN7HT6N \
  | 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: 3eada05ea78903657710070706fcf3f34a47491541d08043ffb717037f2350dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceb67278acd7612e7a7785d93669601cc91e75ae2447ab2581864b05c55490c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-05-26T11:04:23Z",
    "title_canon_sha256": "c8cc1a33f29dfa2d5ea1e7172dd491352477c8ab93b09ec39aaa9ec88d7e6e88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5259",
    "kind": "arxiv",
    "version": 1
  }
}