Pith Number

pith:4Z2SH65Z

pith:2010:4Z2SH65ZBMEF3NWVCTQGSWJNXS

not attested not anchored not stored refs pending

PACS and SPIRE Spectroscopy of the Red Supergiant VY CMa

B.M. Swinyard, B. Sibthorpe, B. Vandenbussche, C. Jean, C. Waelkens, D.K. Witherick, E.T. Polehampton, F. Daniel, F. Kerschbaum, G. Olofsson, G. Savini, H. Feuchtgruber, H.L. Gomez, J.A.D.L. Blommaert, J.A. Yates, J. Cernicharo, K. Exter, L. Decin, M. Agundez, M.A.T. Groenewegen, M. Cohen, M.J. Barlow, M. Matsuura, P.C. Hargrave, P. Degroote, P. Imhof, P. Royer, R. Huygen, R.J. Ivison, R. Lombaert, R. Wesson, S.J. Leeks, S. Regibo, T. Lim, T. Posch, W. De Meester, W.K. Gear

arxiv:1005.2952 v1 · 2010-05-17 · 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{4Z2SH65ZBMEF3NWVCTQGSWJNXS}

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	2026-05-18T02:07:18.181340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e67523fbb90b085db6d514e069592dbc9741f92839324a19b2dfe3a81d2ad9e2

Aliases

arxiv: 1005.2952 · arxiv_version: 1005.2952v1 · doi: 10.48550/arxiv.1005.2952 · pith_short_12: 4Z2SH65ZBMEF · pith_short_16: 4Z2SH65ZBMEF3NWV · pith_short_8: 4Z2SH65Z

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/4Z2SH65ZBMEF3NWVCTQGSWJNXS \
  | 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: e67523fbb90b085db6d514e069592dbc9741f92839324a19b2dfe3a81d2ad9e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6519d4ae59493e1e5d809e66cee5636e22dac6cc747e364325185d23f1bdea6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-05-17T15:28:36Z",
    "title_canon_sha256": "528943b4feb36a1c8a4d115be01ffcbdaa4a7df54d262ff2ea6d6eaabc048f6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2952",
    "kind": "arxiv",
    "version": 1
  }
}