Pith Number

pith:DL5VSFGX

pith:2010:DL5VSFGXPMHQUGS5VDQA75X7R4

not attested not anchored not stored refs pending

On the Progenitors of Core-Collapse Supernovae

Douglas C. Leonard (San Diego State University)

arxiv:1011.0203 v1 · 2010-10-31 · astro-ph.SR · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DL5VSFGXPMHQUGS5VDQA75X7R4}

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.

Cited by

1 paper in Pith

SN 2020bij and a Possible Slow-Rise High-Velocity Subclass of Type IIP Supernovae

Receipt and verification

First computed	2026-05-18T02:04:54.319742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1afb5914d77b0f0a1a5da8e00ff6ff8f0db14974315e34306b09a10cb0904859

Aliases

arxiv: 1011.0203 · arxiv_version: 1011.0203v1 · doi: 10.48550/arxiv.1011.0203 · pith_short_12: DL5VSFGXPMHQ · pith_short_16: DL5VSFGXPMHQUGS5 · pith_short_8: DL5VSFGX

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/DL5VSFGXPMHQUGS5VDQA75X7R4 \
  | 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: 1afb5914d77b0f0a1a5da8e00ff6ff8f0db14974315e34306b09a10cb0904859

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9020d151606de9c027af1b5b9d264a264e0caacdc0d05e207d739fc3f68ae7d6",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-31T20:34:18Z",
    "title_canon_sha256": "66af2f64637a7c568a88acdf10485ab09a79034803fe6534b297aade0e300726"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0203",
    "kind": "arxiv",
    "version": 1
  }
}