Pith Number

pith:HSM5DDVS

pith:2014:HSM5DDVSJD6NKIZPC7OWQ6CYXF

not attested not anchored not stored refs pending

The white dwarf's carbon fraction as a secondary parameter of Type Ia supernovae

Friedrich K. Roepke, Ivo R. Seitenzahl, Markus Kromer, Michael Fink, R\"udiger Pakmor, Sebastian T. Ohlmann, Stuart A. Sim

arxiv:1409.2866 v1 · 2014-09-09 · 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{HSM5DDVSJD6NKIZPC7OWQ6CYXF}

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	2026-05-18T02:32:21.877173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c99d18eb248fcd5232f17dd687858b973e9dbdbb6fa70859796a7e3e686276c

Aliases

arxiv: 1409.2866 · arxiv_version: 1409.2866v1 · doi: 10.48550/arxiv.1409.2866 · pith_short_12: HSM5DDVSJD6N · pith_short_16: HSM5DDVSJD6NKIZP · pith_short_8: HSM5DDVS

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/HSM5DDVSJD6NKIZPC7OWQ6CYXF \
  | 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: 3c99d18eb248fcd5232f17dd687858b973e9dbdbb6fa70859796a7e3e686276c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ec575bb6c061447a934ee6e5c1b1fe5ce55f848969eb5cec2f722004aa6ce88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-09-09T20:00:01Z",
    "title_canon_sha256": "625f593f1b53b8b5d709d11f075a896709cf40d4652977d677249827196bb21d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2866",
    "kind": "arxiv",
    "version": 1
  }
}