Pith Number

pith:KIFD3QCP

pith:2025:KIFD3QCP54TOTNWT2ECPU6WUH3

not attested not anchored not stored refs pending

Detection of [C I] Emission in Nebular Spectra of a Peculiar Type Ia Supernova 2022pul

Alexei V. Filippenko, Gaici Li, Jialian Liu, Jujia Zhang, Shengyu Yan, Thomas G. Brink, Weikang Zheng, Xiaofeng Wang, Yi Yang

arxiv:2502.18900 v2 · 2025-02-26 · 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{KIFD3QCP54TOTNWT2ECPU6WUH3}

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.

Cited by

1 paper in Pith

Using nebular near-IR spectroscopy to measure asymmetric chemical distributions in 2003fg-like thermonuclear supernovae

Receipt and verification

First computed	2026-07-05T10:40:38.786517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

520a3dc04fef26e9b6d3d104fa7ad43efb2d2b0dc5a19aa9e89be2beaab9621e

Aliases

arxiv: 2502.18900 · arxiv_version: 2502.18900v2 · doi: 10.48550/arxiv.2502.18900 · pith_short_12: KIFD3QCP54TO · pith_short_16: KIFD3QCP54TOTNWT · pith_short_8: KIFD3QCP

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/KIFD3QCP54TOTNWT2ECPU6WUH3 \
  | 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: 520a3dc04fef26e9b6d3d104fa7ad43efb2d2b0dc5a19aa9e89be2beaab9621e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aaf2fe7a73442414f1ca4ad27a9e64edbe37da8f77412f3c8e92391201b7b95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-02-26T07:27:08Z",
    "title_canon_sha256": "16c81692adc362f144f89108199427c8951c48445e5bd23a70eb3c383c76e17e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.18900",
    "kind": "arxiv",
    "version": 2
  }
}