Pith Number

pith:TUPEESYW

pith:2002:TUPEESYWQJEHX7PR772ZDM7AVR

not attested not anchored not stored refs pending

Search for double degenerate progenitors of supernovae type Ia with SPY

A. Renzini, B. Leibundgut, C. Karl, D. Homeier, D. Koester, D. Reimers, E.-M. Pauli, G. Nelemans, H. Drechsel, H.-J. Hagen, L. Yungelson, N. Christlieb, R. Napiwotzki, S. Moehler, T.R. Marsh, U. Heber

arxiv:astro-ph/0210621 v1 · 2002-10-29 · 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{TUPEESYWQJEHX7PR772ZDM7AVR}

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	2026-07-04T16:31:03.328881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d1e424b1682487bfdf1fff591b3e0ac4c9c05235c8ce9531d024ca7ae77b738

Aliases

arxiv: astro-ph/0210621 · arxiv_version: astro-ph/0210621v1 · doi: 10.48550/arxiv.astro-ph/0210621 · pith_short_12: TUPEESYWQJEH · pith_short_16: TUPEESYWQJEHX7PR · pith_short_8: TUPEESYW

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/TUPEESYWQJEHX7PR772ZDM7AVR \
  | 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: 9d1e424b1682487bfdf1fff591b3e0ac4c9c05235c8ce9531d024ca7ae77b738

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fcfca2fa1b96523ae9b9c3be555d58c984e9ae8d5420ea69c3c921e96f86da1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-29T11:00:26Z",
    "title_canon_sha256": "a4b296f3d4c3a5ecc751c3e9a420f84988004d0a21bbf8b6449b98c61340e78a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210621",
    "kind": "arxiv",
    "version": 1
  }
}