Pith Number

pith:IV5GV6IT

pith:2019:IV5GV6ITUTG34KNL3U5FTIZFAC

not attested not anchored not stored refs pending

Nebular H$\alpha$ Limits for Fast Declining Type Ia Supernovae

C. McCully, D. A. Howell, D. Hiramatsu, D. J. Sand, J. Burke, J.E. Andrews, L. Galbany, M. L. Graham, M. Lundquist, M. Moe, Nathan Smith, P. Milne, R. C. Amaro, R. Cartier, S. Valenti, S. W. Jha, S. Wyatt, T. Matheson, Y. Eweis

arxiv:1903.03626 v2 · 2019-03-08 · astro-ph.GA · 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{IV5GV6ITUTG34KNL3U5FTIZFAC}

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	2026-05-17T23:44:55.011396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

457a6af913a4cdbe29abdd3a59a32500bbc5554e38eb13ac02d0c71c442befc8

Aliases

arxiv: 1903.03626 · arxiv_version: 1903.03626v2 · doi: 10.48550/arxiv.1903.03626 · pith_short_12: IV5GV6ITUTG3 · pith_short_16: IV5GV6ITUTG34KNL · pith_short_8: IV5GV6IT

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/IV5GV6ITUTG34KNL3U5FTIZFAC \
  | 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: 457a6af913a4cdbe29abdd3a59a32500bbc5554e38eb13ac02d0c71c442befc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd249fc72e2a520cebe661a40c73d44fa5378e56f24962dd9219b922fd011bd5",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-08T19:00:07Z",
    "title_canon_sha256": "118367ad7ffda50c314cd1af47af0fc1d199fc1386f6dd3cb5da56d8979b3bb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03626",
    "kind": "arxiv",
    "version": 2
  }
}