Pith Number

pith:WPNDPY37

pith:2017:WPNDPY37VIU5VVRHL22KIDA7SJ

not attested not anchored not stored refs pending

Magnetically aligned dust and SiO maser polarization in the envelope of the red supergiant VY CMa

A. Baudry, A.F. Perez-Sanchez, A. Kemball, A.M.S. Richards, D. Tafoya, E.M.L. Humphreys, E. O'Gorman, I. Marti-Vidal, S. Etoka, T.J. Jones, T. Khouri, W.H.T. Vlemmings

arxiv:1703.02084 v2 · 2017-03-06 · astro-ph.SR · 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{WPNDPY37VIU5VVRHL22KIDA7SJ}

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	2026-05-18T00:40:30.524624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3da37e37faa29dad6275eb4a40c1f92759af14f6261ce39cb929e8591cd7f57

Aliases

arxiv: 1703.02084 · arxiv_version: 1703.02084v2 · doi: 10.48550/arxiv.1703.02084 · pith_short_12: WPNDPY37VIU5 · pith_short_16: WPNDPY37VIU5VVRH · pith_short_8: WPNDPY37

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/WPNDPY37VIU5VVRHL22KIDA7SJ \
  | 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: b3da37e37faa29dad6275eb4a40c1f92759af14f6261ce39cb929e8591cd7f57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20c3b73238d7bd5e191634ea7c310ab740293337cb1633f0317058bbf362a1a9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-06T19:50:43Z",
    "title_canon_sha256": "e6bad9ccd2f92f2300e770b09e2cb96cc4e1f76ee14e7cd6c134d0471e1dfd93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02084",
    "kind": "arxiv",
    "version": 2
  }
}