Pith Number

pith:ICZ3MUR4

pith:2009:ICZ3MUR4IHPEZB3K4QD5HAEMLH

not attested not anchored not stored refs pending

WD+MS Systems as the Progenitors of Type Ia Supernovae with Different Metallicities

Wuming Yang, Xiangcun Meng, Xuemin Geng

arxiv:0908.2480 v1 · 2009-08-18 · 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{ICZ3MUR4IHPEZB3K4QD5HAEMLH}

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	2026-05-18T02:12:25.813958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40b3b6523c41de4c876ae407d3808c59d0474fde5a583e3debd254fb84116342

Aliases

arxiv: 0908.2480 · arxiv_version: 0908.2480v1 · doi: 10.48550/arxiv.0908.2480 · pith_short_12: ICZ3MUR4IHPE · pith_short_16: ICZ3MUR4IHPEZB3K · pith_short_8: ICZ3MUR4

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/ICZ3MUR4IHPEZB3K4QD5HAEMLH \
  | 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: 40b3b6523c41de4c876ae407d3808c59d0474fde5a583e3debd254fb84116342

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d10b74c842c5bdac0f3fbe1caaa3dcc035d38f9bdcaba11f1c7cd61a04de040d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-18T02:38:58Z",
    "title_canon_sha256": "94d5a07bf067d629be609f7f29553a991177b5b3800f2e42a6a662a0205e8e21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2480",
    "kind": "arxiv",
    "version": 1
  }
}