Pith Number

pith:MRZAPRXL

pith:2015:MRZAPRXLG3G4Q5QGVDVLVVE3QP

not attested not anchored not stored refs pending

Cross and magnetic helicity in the outer heliosphere from Voyager 2 observations

(2) Massachusetts Institute of Technology, (3) Boston University, Boston, Cambridge, D. Tordella (1) ((1) Politecnico di Torino, F. Fraternale (1), Italy, J. D. Richardson (2), L. Gallana (1), MA, M. Iovieno (1), M. Opher (3), Torino, USA, USA)

arxiv:1504.08154 v2 · 2015-04-30 · astro-ph.SR · physics.plasm-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRZAPRXLG3G4Q5QGVDVLVVE3QP}

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	2026-05-18T01:22:40.378628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

647207c6eb36cdc87606a8eabad49b83e300017855203780fc14a1f3f0e167a6

Aliases

arxiv: 1504.08154 · arxiv_version: 1504.08154v2 · doi: 10.48550/arxiv.1504.08154 · pith_short_12: MRZAPRXLG3G4 · pith_short_16: MRZAPRXLG3G4Q5QG · pith_short_8: MRZAPRXL

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/MRZAPRXLG3G4Q5QGVDVLVVE3QP \
  | 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: 647207c6eb36cdc87606a8eabad49b83e300017855203780fc14a1f3f0e167a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7877b7a8f6b79904b17ead9bd753bd28ed2f0e9a7985e681fdf0b068ffde5b8",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-04-30T10:28:28Z",
    "title_canon_sha256": "56cb29c5b3f80d1eddca0b346f054b38bf0ebbbd426ccd8c937660d6dbfd75f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08154",
    "kind": "arxiv",
    "version": 2
  }
}