Pith Number

pith:WUNHD33K

pith:2012:WUNHD33KFEVACRRMODFUORUCUE

not attested not anchored not stored refs pending

3-D radiative transfer in clumped hot star winds I. Influence of clumping on the resonance line formation

Achim Feldmeier, Brankica \v{S}urlan, Ji\v{r}\'i Kub\'at, Lidia M. Oskinova, Wolf-Rainer Hamann

arxiv:1202.4787 v1 · 2012-02-21 · 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{WUNHD33KFEVACRRMODFUORUCUE}

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	2026-05-18T01:58:22.641254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b51a71ef6a292a01462c70cb474682a10c6bf98458c6842deadf6097e9f69e97

Aliases

arxiv: 1202.4787 · arxiv_version: 1202.4787v1 · doi: 10.48550/arxiv.1202.4787 · pith_short_12: WUNHD33KFEVA · pith_short_16: WUNHD33KFEVACRRM · pith_short_8: WUNHD33K

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/WUNHD33KFEVACRRMODFUORUCUE \
  | 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: b51a71ef6a292a01462c70cb474682a10c6bf98458c6842deadf6097e9f69e97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37aff4338f5de51abd9bd5b73ef3a2d49ffa78aba22b87a94dba784328ac19e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-21T22:56:59Z",
    "title_canon_sha256": "c5a58eee50f2007226ca8d8df3663a0044e33e61959c8f5a84bff287d0010932"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4787",
    "kind": "arxiv",
    "version": 1
  }
}