Pith Number

pith:F4Z224YM

pith:2010:F4Z224YMJLG4FZCZBNPRPN3Y2B

not attested not anchored not stored refs pending

Caltech Core-Collapse Project (CCCP) observations of type IIn supernovae: typical properties and implications for their progenitor stars

Alicia M. Soderberg (7), Avishay Gal-Yam (1), Dae-Sik Moon (6), David J. Sand (7), Derek B. Fox (5), Douglas C. Leonard (2), Iair Arcavi (1), J. Emilio Enriquez (3), Michael Kiewe (1), S. Bradley Cenko (4)

arxiv:1010.2689 v1 · 2010-10-13 · astro-ph.CO · 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{F4Z224YMJLG4FZCZBNPRPN3Y2B}

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	2026-05-18T02:05:05.532937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f33ad730c4acdc2e4590b5f17b778d07d826f9fba0e44aeffed7282f19e4699

Aliases

arxiv: 1010.2689 · arxiv_version: 1010.2689v1 · doi: 10.48550/arxiv.1010.2689 · pith_short_12: F4Z224YMJLG4 · pith_short_16: F4Z224YMJLG4FZCZ · pith_short_8: F4Z224YM

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/F4Z224YMJLG4FZCZBNPRPN3Y2B \
  | 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: 2f33ad730c4acdc2e4590b5f17b778d07d826f9fba0e44aeffed7282f19e4699

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9807fe2d616a76703d4be61753c364719fddc7a7a43cb7e36342f27dc3ed7e79",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-13T16:00:02Z",
    "title_canon_sha256": "6b81e67c8c72c0fca946d7a652c8fdfb88c102e957251b3e3a9c6f164aa8d8f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2689",
    "kind": "arxiv",
    "version": 1
  }
}