Pith Number

pith:42JISXOC

pith:2011:42JISXOCYEI6NWOL34TICVIO2G

not attested not anchored not stored refs pending

SN 2008jb: A "Lost" Core-Collapse Supernova in a Star-Forming Dwarf Galaxy at ~10 Mpc

A. J. Drake, D. M. Szczygiel, E. Beshore, G. Garradd, G. Pojmanski, J. C. Lee, J. F. Beacom, Jose L. Prieto, K. Z. Stanek, M. Catelan, R. McNaught, S. G. Djorgovski

arxiv:1107.5043 v2 · 2011-07-25 · 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{42JISXOCYEI6NWOL34TICVIO2G}

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	2026-05-18T02:01:10.276133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e692895dc2c111e6d9cbdf2681550ed18b2f509addc7c2ed5f9aaed422af0425

Aliases

arxiv: 1107.5043 · arxiv_version: 1107.5043v2 · doi: 10.48550/arxiv.1107.5043 · pith_short_12: 42JISXOCYEI6 · pith_short_16: 42JISXOCYEI6NWOL · pith_short_8: 42JISXOC

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/42JISXOCYEI6NWOL34TICVIO2G \
  | 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: e692895dc2c111e6d9cbdf2681550ed18b2f509addc7c2ed5f9aaed422af0425

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64e3e793baa280eb30aa67927d2204bb81a8c2ca15bc709b7d7dec4c5538bd20",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-25T20:00:03Z",
    "title_canon_sha256": "91f44e1a3c7b7a002ced13934c9ba39d6b85baadbb06b96108dea61cdb2ad5cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5043",
    "kind": "arxiv",
    "version": 2
  }
}