Pith Number

pith:3EPAFR23

pith:2010:3EPAFR23KDYKYBGEJZGORAF42D

not attested not anchored not stored refs pending

Supersoft X-ray Phase of Single Degenerate Type Ia Supernova Progenitors in Early Type Galaxies

Izumi Hachisu (Univ. of Tokyo), Ken'ichi Nomoto (Univ. of Tokyo), Mariko Kato (Keio Univ.)

arxiv:1010.5860 v1 · 2010-10-28 · 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{3EPAFR23KDYKYBGEJZGORAF42D}

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	2026-05-18T02:04:55.518413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d91e02c75b50f0ac04c44e4ce880bcd0d1f34bafd8bc48f4e2d51fa09a79f3a4

Aliases

arxiv: 1010.5860 · arxiv_version: 1010.5860v1 · doi: 10.48550/arxiv.1010.5860 · pith_short_12: 3EPAFR23KDYK · pith_short_16: 3EPAFR23KDYKYBGE · pith_short_8: 3EPAFR23

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/3EPAFR23KDYKYBGEJZGORAF42D \
  | 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: d91e02c75b50f0ac04c44e4ce880bcd0d1f34bafd8bc48f4e2d51fa09a79f3a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd1f1289582e3404f17bdb2c63539db6714ceeb8a58e1b67c4ccbf96892abcf4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-10-28T04:54:51Z",
    "title_canon_sha256": "482048ead5f3a91cba5c66a090e451cab5d97140a270a84358ff0e02f4a341e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.5860",
    "kind": "arxiv",
    "version": 1
  }
}