Pith Number

pith:KIPGY7TM

pith:2010:KIPGY7TMWJUG64TA35KTYIEQCD

not attested not anchored not stored refs pending

Nearby Supernova Rates from the Lick Observatory Supernova Search. IV. A Recovery Method for the Delay Time Distribution

Alexei V. Filippenko, Dan Maoz, Filippo Mannucci, Massimo Della Valle, Nino Panagia, Weidong Li

arxiv:1002.3056 v6 · 2010-02-16 · 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{KIPGY7TMWJUG64TA35KTYIEQCD}

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	2026-05-18T02:09:07.847404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

521e6c7e6cb2686f7260df553c209010e6558e880ff3747c021d1a6bc08ca1b4

Aliases

arxiv: 1002.3056 · arxiv_version: 1002.3056v6 · doi: 10.48550/arxiv.1002.3056 · pith_short_12: KIPGY7TMWJUG · pith_short_16: KIPGY7TMWJUG64TA · pith_short_8: KIPGY7TM

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/KIPGY7TMWJUG64TA35KTYIEQCD \
  | 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: 521e6c7e6cb2686f7260df553c209010e6558e880ff3747c021d1a6bc08ca1b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5f2800b1fa7aadbb0ef0d7f1359528f25574f93007db603d8cc2f2908d84345",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-16T11:18:42Z",
    "title_canon_sha256": "f56951988dfdfdb9c5816618f5aaf90ffa00085f1a27bb560adc77ac2e7b43f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3056",
    "kind": "arxiv",
    "version": 6
  }
}