Pith Number

pith:FKVBX5MM

pith:2018:FKVBX5MMACRXY2MZHAMVQM6YHZ

not attested not anchored not stored refs pending

Observed Type II supernova colours from the Carnegie Supernova Project-I

A.V. Filippenko, C. Contreras, C. P. Guti\'errez, E. Y. Hsiao, G. Folatelli, J. P. Anderson, L. Dessart, L. Galbany, M. D. Stritzinger, M. Hamuy, M. M. Phillips, N. B. Suntzeff, N. Morrell, S. Gonz\'alez-Gait\'an, T. de Jaeger

arxiv:1802.07254 v1 · 2018-02-20 · 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{FKVBX5MMACRXY2MZHAMVQM6YHZ}

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	2026-05-18T00:21:05.838030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aaa1bf58c00a37c699938195833d83e5c4a6735156b4c1a1e2ff9b8a7d2c887

Aliases

arxiv: 1802.07254 · arxiv_version: 1802.07254v1 · doi: 10.48550/arxiv.1802.07254 · pith_short_12: FKVBX5MMACRX · pith_short_16: FKVBX5MMACRXY2MZ · pith_short_8: FKVBX5MM

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/FKVBX5MMACRXY2MZHAMVQM6YHZ \
  | 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: 2aaa1bf58c00a37c699938195833d83e5c4a6735156b4c1a1e2ff9b8a7d2c887

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "274ed40d24cd6fce2badd77af3bfde61a46be3a86685c1296640273fead26e27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-20T18:59:59Z",
    "title_canon_sha256": "884953bad74e13699714c3eeaddf2b791b46aac0529fac58d8b5c53637a4594f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07254",
    "kind": "arxiv",
    "version": 1
  }
}