Pith Number

pith:CYHJUUTU

pith:2026:CYHJUUTUNMVHWZFEM6BZ37J6SC

not attested not anchored not stored refs pending

Probing the Mass-loss Histories of Type IIn and II-L Supernovae with Late-time Radio Observations

Charles D. Kilpatrick, Jennifer E. Andrews, Lindsay DeMarchi, Nathan Smith, Ori D. Fox, Wen-fai Fong

arxiv:2605.16546 v1 · 2026-05-15 · 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{CYHJUUTUNMVHWZFEM6BZ37J6SC}

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	2026-05-20T00:02:28.533514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

160e9a52746b2a7b64a467839dfd3e90bff576e4b4e06118e29d4a01dc8c5aa0

Aliases

arxiv: 2605.16546 · arxiv_version: 2605.16546v1 · doi: 10.48550/arxiv.2605.16546 · pith_short_12: CYHJUUTUNMVH · pith_short_16: CYHJUUTUNMVHWZFE · pith_short_8: CYHJUUTU

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/CYHJUUTUNMVHWZFEM6BZ37J6SC \
  | 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: 160e9a52746b2a7b64a467839dfd3e90bff576e4b4e06118e29d4a01dc8c5aa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e15ef9d369500ee68d107f52b80b6f1f7b766422852b062952c8e2553fc7597",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-05-15T18:41:04Z",
    "title_canon_sha256": "1e4f0df86aa0a682e0ccc151a5151dc5e1cbfd1d8fa1112213bd1a168dd9dabb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16546",
    "kind": "arxiv",
    "version": 1
  }
}