Pith Number

pith:QJLOWTKC

pith:2019:QJLOWTKCJJGFWZPOPV7QMLLD32

not attested not anchored not stored refs pending

Evolving Galactic Dynamos and Fits to the Reversing Rotation Measures in the Halo of NGC 4631

Alex Woodfinden, Judith Irwin, Richard Henriksen, Silvia Carolina Mora-Partiarroyo

arxiv:1905.13028 v1 · 2019-05-29 · 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{QJLOWTKCJJGFWZPOPV7QMLLD32}

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	2026-05-17T23:44:39.117251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8256eb4d424a4c5b65ee7d7f062d63dea4c60a2a82148992dba50d82eb3a4f84

Aliases

arxiv: 1905.13028 · arxiv_version: 1905.13028v1 · doi: 10.48550/arxiv.1905.13028 · pith_short_12: QJLOWTKCJJGF · pith_short_16: QJLOWTKCJJGFWZPO · pith_short_8: QJLOWTKC

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/QJLOWTKCJJGFWZPOPV7QMLLD32 \
  | 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: 8256eb4d424a4c5b65ee7d7f062d63dea4c60a2a82148992dba50d82eb3a4f84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4c6fb0eb8d09de4ab87436ea9b221bc5ee6b8b403bb7bc1f3e4f7677edd03a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-05-29T02:01:31Z",
    "title_canon_sha256": "1669a0baed5cdadbb80de5a46f831810b29274fa80bfb46e9b67565728185b6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13028",
    "kind": "arxiv",
    "version": 1
  }
}