Pith Number

pith:MNX5K6HD

pith:2015:MNX5K6HDGSZM2JQOYY4XSQIUVT

not attested not anchored not stored refs pending

Linear line spectropolarimetry as a new window to measure 2D and 3D wind geometries

Jorick S. Vink (Armagh Observatory)

arxiv:1501.07432 v1 · 2015-01-29 · 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{MNX5K6HDGSZM2JQOYY4XSQIUVT}

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	2026-05-18T02:28:21.936463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

636fd578e334b2cd260ec639794114ace6dad16d9b3c381061eaacaf255dbcff

Aliases

arxiv: 1501.07432 · arxiv_version: 1501.07432v1 · doi: 10.48550/arxiv.1501.07432 · pith_short_12: MNX5K6HDGSZM · pith_short_16: MNX5K6HDGSZM2JQO · pith_short_8: MNX5K6HD

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/MNX5K6HDGSZM2JQOYY4XSQIUVT \
  | 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: 636fd578e334b2cd260ec639794114ace6dad16d9b3c381061eaacaf255dbcff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7da41976b12deac4ccac7e66a29f7c9ffef0287e166629d718ae079dd2a1ad1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-01-29T12:17:51Z",
    "title_canon_sha256": "d91356d1da3a0a61aaca78889e7adbdd4e05b9ea183087955cfe4d31ed9790e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07432",
    "kind": "arxiv",
    "version": 1
  }
}