Pith Number

pith:4X4JFCXK

pith:2014:4X4JFCXK5EDMRUZ4TV3ZYO6E3Z

not attested not anchored not stored refs pending

A pair of CO + He white dwarfs as the progenitor of 2005E-like supernovae?

Xiangcun Meng, Zhanwen Han

arxiv:1410.8630 v2 · 2014-10-31 · 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{4X4JFCXK5EDMRUZ4TV3ZYO6E3Z}

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	2026-05-18T02:31:10.738532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5f8928aeae906c8d33c9d779c3bc4de596185fba7e3deb3a564f7481d25ef08

Aliases

arxiv: 1410.8630 · arxiv_version: 1410.8630v2 · doi: 10.48550/arxiv.1410.8630 · pith_short_12: 4X4JFCXK5EDM · pith_short_16: 4X4JFCXK5EDMRUZ4 · pith_short_8: 4X4JFCXK

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/4X4JFCXK5EDMRUZ4TV3ZYO6E3Z \
  | 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: e5f8928aeae906c8d33c9d779c3bc4de596185fba7e3deb3a564f7481d25ef08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe56f0b13d80a88132f24cd936a15848c18b5115bab243e0efa08d49bc93854b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-10-31T04:25:11Z",
    "title_canon_sha256": "2c4155bdfee73da0aa1c4f21f1875cbc44f571a5bea12e30c21e8247340205cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8630",
    "kind": "arxiv",
    "version": 2
  }
}