Pith Number

pith:HTALU2WP

pith:2014:HTALU2WPYCTDP65QVAYBWNG5GL

not attested not anchored not stored refs pending

The Changing Fractions of Type Ia Supernova NUV-Optical Subclasses with Redshift

Gautham Narayan, Peter A. Milne, Peter J. Brown, Ryan J. Foley

arxiv:1408.1706 v1 · 2014-08-07 · 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{HTALU2WPYCTDP65QVAYBWNG5GL}

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	2026-05-18T01:42:22.778743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cc0ba6acfc0a637fbb0a8301b34dd32dae0aea2c4f9663a07c6b131d6e0431b

Aliases

arxiv: 1408.1706 · arxiv_version: 1408.1706v1 · doi: 10.48550/arxiv.1408.1706 · pith_short_12: HTALU2WPYCTD · pith_short_16: HTALU2WPYCTDP65Q · pith_short_8: HTALU2WP

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/HTALU2WPYCTDP65QVAYBWNG5GL \
  | 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: 3cc0ba6acfc0a637fbb0a8301b34dd32dae0aea2c4f9663a07c6b131d6e0431b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fd072d19a311b6d6e334770adcb0452cd4e94df224156c2de3c0ea070063cbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-08-07T20:14:33Z",
    "title_canon_sha256": "184efbfb858f9d8435173d0912e6d10ae81475750525ec2d5dfffec88407cb6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1706",
    "kind": "arxiv",
    "version": 1
  }
}