Pith Number

pith:W2PR6REO

pith:2020:W2PR6REORC7ZV4GYG7DV2BMXVC

not attested not anchored not stored refs pending

Supernova explosions interacting with aspherical circumstellar material: implications for light curves, spectral line profiles, and polarization

J. Krti\v{c}ka, O. Pejcha, P. Kurf\"urst

arxiv:2008.13169 v2 · 2020-08-30 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W2PR6REORC7ZV4GYG7DV2BMXVC}

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	2026-07-05T01:47:03.912264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b69f1f448e88bf9af0d837c75d0597a8abd4ce907b413e4823b3dc3e04f4f125

Aliases

arxiv: 2008.13169 · arxiv_version: 2008.13169v2 · doi: 10.48550/arxiv.2008.13169 · pith_short_12: W2PR6REORC7Z · pith_short_16: W2PR6REORC7ZV4GY · pith_short_8: W2PR6REO

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/W2PR6REORC7ZV4GYG7DV2BMXVC \
  | 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: b69f1f448e88bf9af0d837c75d0597a8abd4ce907b413e4823b3dc3e04f4f125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b4596a34d3c138544512acaf697bfc606f3ce0068a6d1d48978e3f9e4dc9b00",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-08-30T13:34:25Z",
    "title_canon_sha256": "33fb3239a5cedc30a897896723ffef6707cdc98f1bb8d499784ab32d6a99c762"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.13169",
    "kind": "arxiv",
    "version": 2
  }
}