Pith Number

pith:YGRDDRXW

pith:2017:YGRDDRXW2L6L7CMFSYLZZXEIDQ

not attested not anchored not stored refs pending

Merging of a CO WD and a He-rich white dwarf to produce a type Ia supernovae

Bo Wang, Chengyuan Wu, Dongdong Liu, Zhanwen Han

arxiv:1707.07387 v1 · 2017-07-24 · astro-ph.SR · 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{YGRDDRXW2L6L7CMFSYLZZXEIDQ}

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	2026-05-18T00:32:08.387789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1a231c6f6d2fcbf898596179cdc881c092e697a59cad82d3c8b1b84fdfc7efc

Aliases

arxiv: 1707.07387 · arxiv_version: 1707.07387v1 · doi: 10.48550/arxiv.1707.07387 · pith_short_12: YGRDDRXW2L6L · pith_short_16: YGRDDRXW2L6L7CMF · pith_short_8: YGRDDRXW

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/YGRDDRXW2L6L7CMFSYLZZXEIDQ \
  | 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: c1a231c6f6d2fcbf898596179cdc881c092e697a59cad82d3c8b1b84fdfc7efc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62844e0e2a7f83ce2916bacf64052796ac19c9f6ef5815ae2ca5e4300f0c312c",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-07-24T03:22:10Z",
    "title_canon_sha256": "bdb65234e492f81a7c3dd8a856358f5870a1393e8842aba8e4454611bd192ef7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07387",
    "kind": "arxiv",
    "version": 1
  }
}