Pith Number

pith:IHGPY4JY

pith:2015:IHGPY4JYGLMFRKHNCMK62XKYCS

not attested not anchored not stored refs pending

Galactic magnetic fields and hierarchical galaxy formation

Andrew Fletcher (1), Anvar Shukurov (1), Carlton Baugh (2) ((1) Newcastle University, Luiz Felippe S. Rodrigues (1), UK), UK (2) ICC Durham

arxiv:1501.00690 v3 · 2015-01-04 · 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{IHGPY4JYGLMFRKHNCMK62XKYCS}

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	2026-05-18T02:05:23.904264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41ccfc713832d858a8ed1315ed5d58148d329b9813549f53a0b3eb4be961111f

Aliases

arxiv: 1501.00690 · arxiv_version: 1501.00690v3 · doi: 10.48550/arxiv.1501.00690 · pith_short_12: IHGPY4JYGLMF · pith_short_16: IHGPY4JYGLMFRKHN · pith_short_8: IHGPY4JY

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/IHGPY4JYGLMFRKHNCMK62XKYCS \
  | 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: 41ccfc713832d858a8ed1315ed5d58148d329b9813549f53a0b3eb4be961111f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b83b93c17cea3a927039012666df3e8fbf9a5514ed28463d86813dd9f632cf10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-01-04T16:21:07Z",
    "title_canon_sha256": "f72dc094cb3a80acd8b3a4b413c28f1069ec6a6bf53c9cf7bdc8f5cca8bc604f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00690",
    "kind": "arxiv",
    "version": 3
  }
}