Pith Number

pith:CTNYR2XW

pith:2020:CTNYR2XWRSYKKQLLDQEQHDPSCL

not attested not anchored not stored refs pending

On the relationship between Type Ia supernova luminosity and host-galaxy properties

Alexei V. Filippenko, Benjamin E. Stahl, Emma C. McGinness, Keto D. Zhang, Kishore C. Patra, Matthew R. Chu, Yukei S. Murakami

arxiv:2012.06217 v2 · 2020-12-11 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTNYR2XWRSYKKQLLDQEQHDPSCL}

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	2026-07-05T02:31:46.923976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14db88eaf68cb0a5416b1c09038df212d50e83a7252ded76b8a311d6945152db

Aliases

arxiv: 2012.06217 · arxiv_version: 2012.06217v2 · doi: 10.48550/arxiv.2012.06217 · pith_short_12: CTNYR2XWRSYK · pith_short_16: CTNYR2XWRSYKKQLL · pith_short_8: CTNYR2XW

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/CTNYR2XWRSYKKQLLDQEQHDPSCL \
  | 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: 14db88eaf68cb0a5416b1c09038df212d50e83a7252ded76b8a311d6945152db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3453f31eb266306d2e5222037877ef165f63c2a3f0b7c11d3ab666486379048",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-12-11T09:59:06Z",
    "title_canon_sha256": "ab1043167240adbca08945c9536b618766a5f48fe553bc0afa9f7f7513c0b959"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.06217",
    "kind": "arxiv",
    "version": 2
  }
}