Pith Number

pith:OQ636F3C

pith:2018:OQ636F3C2KZY3YQ676Q3RHF4TL

not attested not anchored not stored refs pending

The Role of Magnetic Fields in The Evolution of Galaxies

Fatemeh S. Tabatabaei

arxiv:1811.04401 v2 · 2018-11-11 · 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{OQ636F3C2KZY3YQ676Q3RHF4TL}

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	2026-05-18T00:00:29.395474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

743dbf1762d2b38de21effa1b89cbc9adb903b772bc69c83be6ab251a320d4ca

Aliases

arxiv: 1811.04401 · arxiv_version: 1811.04401v2 · doi: 10.48550/arxiv.1811.04401 · pith_short_12: OQ636F3C2KZY · pith_short_16: OQ636F3C2KZY3YQ6 · pith_short_8: OQ636F3C

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/OQ636F3C2KZY3YQ676Q3RHF4TL \
  | 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: 743dbf1762d2b38de21effa1b89cbc9adb903b772bc69c83be6ab251a320d4ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eb014202b7aacb52e2f1f988aed04a6aaa92e915d3d998d47402e88eca78a8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-11T12:05:39Z",
    "title_canon_sha256": "94f6c9095cd977ba27fc146fd18fea31861f9c602d0aae704025d96fe26afa5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04401",
    "kind": "arxiv",
    "version": 2
  }
}