Pith Number

pith:C2MT7Z6B

pith:2007:C2MT7Z6BLUU6XKBDFAJ2SFKWAT

not attested not anchored not stored refs pending

Are the Models for Type Ia Supernova Progenitors Consistent with the Properties of Supernova Remnants?

Carles Badenes, Eduardo Bravo, John P. Hughes, Norbert Langer

arxiv:astro-ph/0703321 v1 · 2007-03-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C2MT7Z6BLUU6XKBDFAJ2SFKWAT}

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	2026-05-18T04:29:05.703574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16993fe7c15d29eba8232813a9155604de07767eb98681ac935477b82859f2b1

Aliases

arxiv: astro-ph/0703321 · arxiv_version: astro-ph/0703321v1 · doi: 10.48550/arxiv.astro-ph/0703321 · pith_short_12: C2MT7Z6BLUU6 · pith_short_16: C2MT7Z6BLUU6XKBD · pith_short_8: C2MT7Z6B

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/C2MT7Z6BLUU6XKBDFAJ2SFKWAT \
  | 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: 16993fe7c15d29eba8232813a9155604de07767eb98681ac935477b82859f2b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "364d56fb7069396cf7e213780475b33ea64121743ae7b2fe7302b21a9204213e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-13T15:42:36Z",
    "title_canon_sha256": "6e8efe50ae77abcf6998cce62867509192bf0f06e15a20c2c586d08cf6cce045"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703321",
    "kind": "arxiv",
    "version": 1
  }
}