Pith Number

pith:VU55AGSJ

pith:2019:VU55AGSJ7OIYQBK7XYMMFGKR6C

not attested not anchored not stored refs pending

Circumstellar properties of Type Ia supernovae from the helium star donor channel

Bo Wang, Dongdong Liu, Takashi J. Moriya, Zheng-Wei Liu

arxiv:1906.09104 v2 · 2019-06-21 · astro-ph.HE · 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{VU55AGSJ7OIYQBK7XYMMFGKR6C}

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	2026-07-04T23:55:12.066053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad3bd01a49fb9188055fbe18c29951f0ab85c03855c36d46884a490832128a78

Aliases

arxiv: 1906.09104 · arxiv_version: 1906.09104v2 · doi: 10.48550/arxiv.1906.09104 · pith_short_12: VU55AGSJ7OIY · pith_short_16: VU55AGSJ7OIYQBK7 · pith_short_8: VU55AGSJ

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/VU55AGSJ7OIYQBK7XYMMFGKR6C \
  | 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: ad3bd01a49fb9188055fbe18c29951f0ab85c03855c36d46884a490832128a78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98126c94ac512852213b8f9a007cb0c201a3d95ae103f9f4bbd1233f5125ab09",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-06-21T12:52:47Z",
    "title_canon_sha256": "70e947153adb2dcbe33ba8536df7d869750f940acf2a740c494b31981124054a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09104",
    "kind": "arxiv",
    "version": 2
  }
}