Pith Number

pith:FY4ULQOO

pith:2014:FY4ULQOO6SYLFY3242XCHMJWM4

not attested not anchored not stored refs pending

Exploring the spectral diversity of low-redshift Type Ia supernovae using the Palomar Transient Factory

Alexei V. Filippenko, Avishay Gal-Yam, Clare M. Saunders, D. Andrew Howell, Dong Xu, Dovi Poznanski, Emma Walker, Isobel M. Hook, Jeffrey M. Silverman, Kate Maguire, Kelsey I. Clubb, Mansi M. Kasliwal, Mark Sullivan, Michael T. Kandrashoff, Nicolas Chotard, Paolo Mazzali, Peter E. Nugent, Yen-Chen Pan

arxiv:1408.1430 v1 · 2014-08-06 · astro-ph.HE · astro-ph.CO · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FY4ULQOO6SYLFY3242XCHMJWM4}

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	2026-05-18T01:42:23.033147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e3945c1cef4b0b2e37ae6ae23b136670910b839807b3c2648c850b9e2a821e3

Aliases

arxiv: 1408.1430 · arxiv_version: 1408.1430v1 · doi: 10.48550/arxiv.1408.1430 · pith_short_12: FY4ULQOO6SYL · pith_short_16: FY4ULQOO6SYLFY32 · pith_short_8: FY4ULQOO

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/FY4ULQOO6SYLFY3242XCHMJWM4 \
  | 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: 2e3945c1cef4b0b2e37ae6ae23b136670910b839807b3c2648c850b9e2a821e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ed350b4b4665fa8bf6394c404a18857adc454c7ddcd277676634d1409582ca",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-08-06T21:34:52Z",
    "title_canon_sha256": "7afdc89657cfa98ca0a82a80ba276fbfa17f8c44a6dfef2c923b3164ccbbdd85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1430",
    "kind": "arxiv",
    "version": 1
  }
}