Pith Number

pith:EJLQAJVT

pith:2018:EJLQAJVTQ454A3JHQ6XQ6CPWV4

not attested not anchored not stored refs pending

Why Are Peculiar Type Ia Supernovae More Likely to Show the Signature of a Single-degenerate Model?

Xiangcun Meng, Zhanwen Han

arxiv:1802.10231 v2 · 2018-02-28 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EJLQAJVTQ454A3JHQ6XQ6CPWV4}

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	2026-05-18T00:20:34.800987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22570026b3873bc06d2787af0f09f6af3447b3dd4e2870a21c27577df9d4d722

Aliases

arxiv: 1802.10231 · arxiv_version: 1802.10231v2 · doi: 10.48550/arxiv.1802.10231 · pith_short_12: EJLQAJVTQ454 · pith_short_16: EJLQAJVTQ454A3JH · pith_short_8: EJLQAJVT

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/EJLQAJVTQ454A3JHQ6XQ6CPWV4 \
  | 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: 22570026b3873bc06d2787af0f09f6af3447b3dd4e2870a21c27577df9d4d722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67a2f2c627ac972f1ab2e3c407b6cef0fb2097754459609d91f8a3c9674c6e84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-28T02:06:47Z",
    "title_canon_sha256": "653c19b5dea05ed61ece1205a02869d5d60560c8fa14c7fc6b213d9f2c896cca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10231",
    "kind": "arxiv",
    "version": 2
  }
}