Pith Number

pith:MRMU4HSO

pith:2017:MRMU4HSOJVWVTJW7G2RJODSZJC

not attested not anchored not stored refs pending

First spectropolarimetric measurement of a brown dwarf magnetic field in molecular bands

2), (2) NASA Astrobiology Institute, (3) National Solar Observatory, David M. Harrington (3) ((1) Kiepenheuer-Institut f\"ur Sonnenphysik, Freiburg, Germany, Maui, Oleksii Kuzmychov (1), Svetlana V. Berdyugina (1, USA, USA)

arxiv:1705.01590 v2 · 2017-05-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRMU4HSOJVWVTJW7G2RJODSZJC}

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	2026-05-18T00:33:50.001641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64594e1e4e4d6d59a6df36a2970e5948af8d9e81db8a872589621d5484de1513

Aliases

arxiv: 1705.01590 · arxiv_version: 1705.01590v2 · doi: 10.48550/arxiv.1705.01590 · pith_short_12: MRMU4HSOJVWV · pith_short_16: MRMU4HSOJVWVTJW7 · pith_short_8: MRMU4HSO

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/MRMU4HSOJVWVTJW7G2RJODSZJC \
  | 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: 64594e1e4e4d6d59a6df36a2970e5948af8d9e81db8a872589621d5484de1513

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f913ab163ffa3760c2e1fc8c560b5d293009a0638781354368e3e875586e8d6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-05-03T19:33:13Z",
    "title_canon_sha256": "2b0b7bf71f922033f8e9917a8b231219572a5376cf89ede9e1b0c5f04ef154f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01590",
    "kind": "arxiv",
    "version": 2
  }
}