Pith Number

pith:SZMXZ7PC

pith:2002:SZMXZ7PCLWIFXKSW6CLHQ2LUSC

not attested not anchored not stored refs pending

Radio Emission from SN 1988Z and Very Massive Star Evolution

C.K. Lacey, C.L. Williams, K.W. Weiler, N. Panagia, R.A. Sramek, S.D. Van Dyk

arxiv:astro-ph/0208190 v1 · 2002-08-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZMXZ7PCLWIFXKSW6CLHQ2LUSC}

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	2026-07-04T16:30:37.191860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96597cfde25d905baa56f0967869749081631bf10f4085e2e14b5acb8577ab4d

Aliases

arxiv: astro-ph/0208190 · arxiv_version: astro-ph/0208190v1 · doi: 10.48550/arxiv.astro-ph/0208190 · pith_short_12: SZMXZ7PCLWIF · pith_short_16: SZMXZ7PCLWIFXKSW · pith_short_8: SZMXZ7PC

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/SZMXZ7PCLWIFXKSW6CLHQ2LUSC \
  | 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: 96597cfde25d905baa56f0967869749081631bf10f4085e2e14b5acb8577ab4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e23c5a3244078183e8d0c208b705bdcb4aa8d5da122da587a2260683b75ed046",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-08-08T19:20:28Z",
    "title_canon_sha256": "48207ba6cfb752a94aa1bfc2d353ada4d48882064ae9de22cf3ef06319c728a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0208190",
    "kind": "arxiv",
    "version": 1
  }
}