Pith Number

pith:6RVVRRZL

pith:2023:6RVVRRZL2JAVJTQNOPDZ2RWKAU

not attested not anchored not stored refs pending

JWST NIRSpec observations of Supernova 1987A -- from the inner ejecta to the reverse shock

A. Coulais, A. Glasse, A. Rest, A. S. Hirschauer, B. Sargent, C. Fransson, G. S. Wright, J. A. D. L. Blommaert, J. Hjorth, J. Jaspers, J. Larsson, L. Lenkic, M. J. Barlow, M. Meixner, N. Habel, O. C. Jones, O. D. Fox, O. Krause, O. Nayak, P. Bouchet, P. J. Kavanagh, R. Gastaud, R. M. Lau, R. Wesson, T. Temim, T. Tikkanen

arxiv:2302.03576 v2 · 2023-02-07 · astro-ph.HE · 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{6RVVRRZL2JAVJTQNOPDZ2RWKAU}

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

Chandra X-Ray Imaging and Spatially Resolved Spectroscopy of SN 1987A: Energy-Dependent Morphology of the Equatorial Ring

Receipt and verification

First computed	2026-07-05T06:17:46.050050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f46b58c72bd24154ce0d73c79d46ca0522cb3b12893b957e15dd1c74f14ca364

Aliases

arxiv: 2302.03576 · arxiv_version: 2302.03576v2 · doi: 10.48550/arxiv.2302.03576 · pith_short_12: 6RVVRRZL2JAV · pith_short_16: 6RVVRRZL2JAVJTQN · pith_short_8: 6RVVRRZL

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/6RVVRRZL2JAVJTQNOPDZ2RWKAU \
  | 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: f46b58c72bd24154ce0d73c79d46ca0522cb3b12893b957e15dd1c74f14ca364

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25b975484c92b4961294c7608cea0fa8f958534b3290a36d0d1e960e83d11ec0",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-02-07T16:41:33Z",
    "title_canon_sha256": "52fe92134282b5e7f322b26955082eec342e8a0c19e8d9bf55d6c0a4e8dd2bad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.03576",
    "kind": "arxiv",
    "version": 2
  }
}