Pith Number

pith:J3ECS3SI

pith:2014:J3ECS3SI7H4RAN5NBVUA5C52R3

not attested not anchored not stored refs pending

Ages of Type Ia Supernovae Over Cosmic Time

Christian Wolf, H. Jabran Zahid, Michael J. Childress

arxiv:1409.2951 v1 · 2014-09-10 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J3ECS3SI7H4RAN5NBVUA5C52R3}

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

2 papers in Pith

Still non-accelerating: age-bias correction in supernova cosmology is robust to host-progenitor age mapping

Strong Progenitor Age Bias in Supernova Cosmology. III. Progenitor Age as the Physical Origin of the Type Ia Supernova Magnitude Steps with Host Properties

Receipt and verification

First computed	2026-05-18T01:42:05.625778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ec8296e48f9f91037ad0d680e8bba8ec14ef5510f0360a3883b24d968dffbea

Aliases

arxiv: 1409.2951 · arxiv_version: 1409.2951v1 · doi: 10.48550/arxiv.1409.2951 · pith_short_12: J3ECS3SI7H4R · pith_short_16: J3ECS3SI7H4RAN5N · pith_short_8: J3ECS3SI

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/J3ECS3SI7H4RAN5NBVUA5C52R3 \
  | 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: 4ec8296e48f9f91037ad0d680e8bba8ec14ef5510f0360a3883b24d968dffbea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51e983950ba8765fb153d2f03fe5cd2404d92270de58caa9c74ead94005b3da9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-09-10T04:04:25Z",
    "title_canon_sha256": "60caa7f59f450d81a505e01d75c3e304d1a57b667ae6b7041626b31080250238"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2951",
    "kind": "arxiv",
    "version": 1
  }
}