Pith Number

pith:2JKNCEEH

pith:2009:2JKNCEEHXU36NYFDGMPD63DVMI

not attested not anchored not stored refs pending

Submillimetre Variability of Eta Carinae: cool dust within the outer ejecta

A. Beelen, C.M. Stretch, C. Vlahakis, E.L. Gomez, H. L. Gomez, L. Dunne, M.G. Edmunds, S.A. Eales

arxiv:0911.0176 v1 · 2009-11-01 · 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{2JKNCEEHXU36NYFDGMPD63DVMI}

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	2026-05-18T02:11:00.917995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d254d11087bd37e6e0a3331e3f6c75620b82318a5a8e28474f4e1fa738d8324c

Aliases

arxiv: 0911.0176 · arxiv_version: 0911.0176v1 · doi: 10.48550/arxiv.0911.0176 · pith_short_12: 2JKNCEEHXU36 · pith_short_16: 2JKNCEEHXU36NYFD · pith_short_8: 2JKNCEEH

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/2JKNCEEHXU36NYFDGMPD63DVMI \
  | 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: d254d11087bd37e6e0a3331e3f6c75620b82318a5a8e28474f4e1fa738d8324c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "447c73a392b690249643f7acc6eadd0a6325b62b3774f2cde338e254555ed2d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-11-01T16:17:29Z",
    "title_canon_sha256": "e19e0c4a2b9dd490a51b8762aaece24e89fc249a090d55d49e9c99950402daf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0176",
    "kind": "arxiv",
    "version": 1
  }
}