Pith Number

pith:NY567VHW

pith:2019:NY567VHWLTCILTB6YKL36PUQKM

not attested not anchored not stored refs pending

Variable H$\alpha$ Emission in the Nebular Spectra of the Low-Luminosity Type Ia SN2018cqj/ATLAS18qtd

A. Gal-Yam, B. J. Shappee, J. A. Kollmeier, Jose L. Prieto, M. M. Phillips, Ping Chen, S. Bose, Subo Dong, T. W.-S. Holoien

arxiv:1909.05267 v2 · 2019-09-11 · astro-ph.HE · astro-ph.GA · 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{NY567VHWLTCILTB6YKL36PUQKM}

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

Type Ia supernovae

Receipt and verification

First computed	2026-07-05T00:39:57.572647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e3befd4f65cc485cc3ec297bf3e905324a2f68822723154cf9a6571858ceeaf

Aliases

arxiv: 1909.05267 · arxiv_version: 1909.05267v2 · doi: 10.48550/arxiv.1909.05267 · pith_short_12: NY567VHWLTCI · pith_short_16: NY567VHWLTCILTB6 · pith_short_8: NY567VHW

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/NY567VHWLTCILTB6YKL36PUQKM \
  | 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: 6e3befd4f65cc485cc3ec297bf3e905324a2f68822723154cf9a6571858ceeaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed428ca9806440e63438177ac767a376ac5fa3b8b28d6f28f2d11e3ad9a997f",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-09-11T18:00:13Z",
    "title_canon_sha256": "4322cb90b78c71cea78aaa0c882394fe4b5621ca5882248816e28a38c5541012"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05267",
    "kind": "arxiv",
    "version": 2
  }
}