Pith Number

pith:2YKMTZ7P

pith:2014:2YKMTZ7P6UGI24SBLTKUDU7AR4

not attested not anchored not stored refs pending

Type Ia Supernova Spectral Features in the Context of Their Host Galaxy Properties

A. Gal-Yam, D. A. Howell, I. M. Hook, K. Maguire, M. Sullivan, P. A. Mazzali, P. E. Nugent, Y.-C. Pan

arxiv:1410.0091 v2 · 2014-10-01 · astro-ph.HE · astro-ph.CO · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YKMTZ7P6UGI24SBLTKUDU7AR4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:41:53.687042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d614c9e7eff50c8d72415cd541d3e08f3748012f5483206a3626311e3947d203

Aliases

arxiv: 1410.0091 · arxiv_version: 1410.0091v2 · doi: 10.48550/arxiv.1410.0091 · pith_short_12: 2YKMTZ7P6UGI · pith_short_16: 2YKMTZ7P6UGI24SB · pith_short_8: 2YKMTZ7P

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/2YKMTZ7P6UGI24SBLTKUDU7AR4 \
  | 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: d614c9e7eff50c8d72415cd541d3e08f3748012f5483206a3626311e3947d203

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcb8074f21a9a2e9f533b3f79aaec4d9042ae103bec173416cccad24c73786b2",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-10-01T02:17:56Z",
    "title_canon_sha256": "56aadf25e9413fa4154b87506d8c1dafd250af1016f75ae7780c17250fadbcad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0091",
    "kind": "arxiv",
    "version": 2
  }
}