Pith Number

pith:ITNV2LCJ

pith:2012:ITNV2LCJALNBJ67ZO5NRDTK2Q4

not attested not anchored not stored refs pending

WR 120bb and WR 120bc: a pair of WN9h stars with possibly interacting circumstellar shells

Alexei Y. Kniazev, Guy S. Stringfellow, Helge Todt, Sonja Burgemeister, Vasilii V. Gvaramadze, Wolf-Rainer Hamann

arxiv:1212.3727 v1 · 2012-12-15 · 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{ITNV2LCJALNBJ67ZO5NRDTK2Q4}

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.

Cited by

1 paper in Pith

Ringdown Signatures of Dehnen Dark Matter Halos: Fluid Modes and Detectability with Space-Based Detectors

Receipt and verification

First computed	2026-05-18T03:38:22.565272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44db5d2c4902da14fbf9775b11cd5a8710e37054bc7d7c1e8d1c8e189491e577

Aliases

arxiv: 1212.3727 · arxiv_version: 1212.3727v1 · doi: 10.48550/arxiv.1212.3727 · pith_short_12: ITNV2LCJALNB · pith_short_16: ITNV2LCJALNBJ67Z · pith_short_8: ITNV2LCJ

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/ITNV2LCJALNBJ67ZO5NRDTK2Q4 \
  | 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: 44db5d2c4902da14fbf9775b11cd5a8710e37054bc7d7c1e8d1c8e189491e577

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b7951d4368ad4140b483610c4c15f4a2745d7f7cd04357df45e865043b9ceff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-12-15T21:04:51Z",
    "title_canon_sha256": "cce34084953587c1e2f1b6089959995aafe839e62269807bea49f868a716c4e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3727",
    "kind": "arxiv",
    "version": 1
  }
}