Pith Number

pith:LK74C34Q

pith:2023:LK74C34QPIIEETOM7URMZ56KIO

not attested not anchored not stored refs pending

Discovery of the Closest Ultrastripped Supernova: SN 2021agco in UGC 3855

Alexei V. Filippenko, Andrea Pastorello, Danfeng Xiang, Enrico Cappellaro, Fangzhou Guo, Jujia Zhang, Jun Mo, Lina Tomasella, Shengyu Yan, Stefano Benetti, Thomas G. Brink, Tianmeng Zhang, Weili Lin, Xiaofeng Wang, Xiaoran Ma, Xing Gao, Yongzhi Cai, Zhihao Chen, Zhitong Li

arxiv:2310.04827 v1 · 2023-10-07 · 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{LK74C34QPIIEETOM7URMZ56KIO}

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	2026-07-05T06:58:23.403596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5abfc16f907a10424dccfd22ccf7ca438fc6a47ea2ad1b21db7b1bae6cf18e55

Aliases

arxiv: 2310.04827 · arxiv_version: 2310.04827v1 · doi: 10.48550/arxiv.2310.04827 · pith_short_12: LK74C34QPIIE · pith_short_16: LK74C34QPIIEETOM · pith_short_8: LK74C34Q

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/LK74C34QPIIEETOM7URMZ56KIO \
  | 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: 5abfc16f907a10424dccfd22ccf7ca438fc6a47ea2ad1b21db7b1bae6cf18e55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e5a348eecb4b96be5ecb70ed769eb542d546a3c7da8d985936b60892dfa021e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-10-07T14:35:27Z",
    "title_canon_sha256": "8841653918666bcdd1571fe0b0b02fddf629b9e30c680742688db9c984d137d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.04827",
    "kind": "arxiv",
    "version": 1
  }
}