Pith Number

pith:I56Q6S6M

pith:2025:I56Q6S6MWEXFPIP4XH3BRIU44M

not attested not anchored not stored refs pending

Supernovae at Distances < 40 Mpc: II. Supernova Rate in the Local Universe

Chengyuan Wu, Craig Pellegrino, Curtis McCully, Daichi Hiramatsu, D. Andrew Howell, Danfeng Xiang, Dongdong Liu, Estefania Padilla Gonzalez, Fangzhou Guo, Gaici Li, Giacomo Terreran, Han Lin, Hanna Sai, Iair Arcavi, Jialian Liu, Joseph Farah, Jujia Zhang, Jun Mo, Megan Newsome, Shengyu Yan, Xiaofeng Wang, Xiaoran Ma, Xinhan Zhang, Zhihao Chen

arxiv:2504.04507 v2 · 2025-04-06 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I56Q6S6MWEXFPIP4XH3BRIU44M}

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	2026-07-05T10:46:04.611116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

477d0f4bccb12e57a1fcb9f618a29ce308abd501eb3c5c9396b862663d031f24

Aliases

arxiv: 2504.04507 · arxiv_version: 2504.04507v2 · doi: 10.48550/arxiv.2504.04507 · pith_short_12: I56Q6S6MWEXF · pith_short_16: I56Q6S6MWEXFPIP4 · pith_short_8: I56Q6S6M

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/I56Q6S6MWEXFPIP4XH3BRIU44M \
  | 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: 477d0f4bccb12e57a1fcb9f618a29ce308abd501eb3c5c9396b862663d031f24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f19c5a42d70ef28b85cc4ea29f32ddd046c3d226b4b74664501f023ea2a755c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-04-06T14:30:35Z",
    "title_canon_sha256": "917b73e767929401647095b4a8fd06fc8f4a501f1b80f828165247f669bf3d07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.04507",
    "kind": "arxiv",
    "version": 2
  }
}