Pith Number

pith:MPNI3AFT

pith:2015:MPNI3AFTQCYSISLOASVG34BLOH

not attested not anchored not stored refs pending

3D radiative transfer simulations of Eta Carinae's inner colliding winds - II: Ionization structure of helium at periastron

Chael J.H. Kruip, Jan-Pieter Paardekooper, Nicola Clementel, Thomas I. Madura

arxiv:1503.08011 v1 · 2015-03-27 · 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{MPNI3AFTQCYSISLOASVG34BLOH}

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	2026-05-18T01:40:49.743874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63da8d80b380b124496e04aa6df02b71e03f2b72626b31d43cb002ac8b7f4e44

Aliases

arxiv: 1503.08011 · arxiv_version: 1503.08011v1 · doi: 10.48550/arxiv.1503.08011 · pith_short_12: MPNI3AFTQCYS · pith_short_16: MPNI3AFTQCYSISLO · pith_short_8: MPNI3AFT

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/MPNI3AFTQCYSISLOASVG34BLOH \
  | 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: 63da8d80b380b124496e04aa6df02b71e03f2b72626b31d43cb002ac8b7f4e44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "992c58c9b18f1b43096218b10f6284cf9803021f64e17eb376684b9b567cf9fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-27T10:26:18Z",
    "title_canon_sha256": "dd9ad94c58b32ada70f9dec173eb5cc4aa8c13e67b0db1ee7f1b021172b498bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08011",
    "kind": "arxiv",
    "version": 1
  }
}