Pith Number

pith:6T2RSFVS

pith:2011:6T2RSFVS4BFATGISMLFMKCSHUE

not attested not anchored not stored refs pending

The Dust Properties of Two Hot R Coronae Borealis Stars and a Wolf-Rayet Central Star of a Planetary Nebula: in Search of a Possible Link

A.K. Speck, B. A. Whitney, B. Babler, Geoffrey C. Clayton, G. Sonneborn, J. Nordhaus, J. Roman-Duval, J. S. Gallagher, K.A. Camp, K. A. Misselt, M.J. Wolff, M. Matsuura, M. Meade, M. Meixner, O. De Marco, W.A. Lawson, W.R. Freeman

arxiv:1106.0563 v1 · 2011-06-03 · 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{6T2RSFVS4BFATGISMLFMKCSHUE}

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	2026-05-18T02:01:44.108145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4f51916b2e04a09991262cac50a47a1020acbe5a63d7c60443c3323017b4434

Aliases

arxiv: 1106.0563 · arxiv_version: 1106.0563v1 · doi: 10.48550/arxiv.1106.0563 · pith_short_12: 6T2RSFVS4BFA · pith_short_16: 6T2RSFVS4BFATGIS · pith_short_8: 6T2RSFVS

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/6T2RSFVS4BFATGISMLFMKCSHUE \
  | 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: f4f51916b2e04a09991262cac50a47a1020acbe5a63d7c60443c3323017b4434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9aea96216e92009c1a6fe84da3bcbcab1ed3cb2cb79b0d6865d9bcab119b2d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-06-03T04:31:05Z",
    "title_canon_sha256": "6cb54c7833ce8fed6769e86713c343600434637bf8f7677c5d58f8854a337538"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0563",
    "kind": "arxiv",
    "version": 1
  }
}