Pith Number

pith:LKE3MDKY

pith:2013:LKE3MDKYXW45TEBXKXZ5F6GH47

not attested not anchored not stored refs pending

Towards the Future of Supernova Cosmology

Bruce A. Bassett, James Newling, Martin Kunz, Mat Smith, Melvin Varughese, Michelle Lochner, Ren\'ee Hlozek

arxiv:1303.2061 v2 · 2013-03-08 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKE3MDKYXW45TEBXKXZ5F6GH47}

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	2026-05-18T02:39:32.276832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a89b60d58bdb9d9903755f3d2f8c7e7c2aa3a2ad116a474b674da58396b8f2d

Aliases

arxiv: 1303.2061 · arxiv_version: 1303.2061v2 · doi: 10.48550/arxiv.1303.2061 · pith_short_12: LKE3MDKYXW45 · pith_short_16: LKE3MDKYXW45TEBX · pith_short_8: LKE3MDKY

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/LKE3MDKYXW45TEBXKXZ5F6GH47 \
  | 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: 5a89b60d58bdb9d9903755f3d2f8c7e7c2aa3a2ad116a474b674da58396b8f2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de591df740697b1a144e75c7b7c6d77ae875cd341f07732973a0f3ebf24ca6dd",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-08T17:28:43Z",
    "title_canon_sha256": "d17e35da5fe98061ffc8346579bf7908b9c54b54c7b39bc7f61254d5a6625d0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2061",
    "kind": "arxiv",
    "version": 2
  }
}