Pith Number

pith:JU3WTPOO

pith:2008:JU3WTPOODJGUDC7PJK2LPMUIRO

not attested not anchored not stored refs pending

Discovery of the Ultra-Bright Type II-L Supernova 2008es

A. Rau, C. Akerlof, D. Chamarro, D. Grupe, D. M. Terndrup, F. Yuan, J. C. Wheeler, J. O. Djordjevic, J. P. Halpern, M. D. Sisson, P. J. Brown, R. Quimby, S. B. Cenko, S. Gezari, T. McKay

arxiv:0808.2812 v3 · 2008-08-21 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JU3WTPOODJGUDC7PJK2LPMUIRO}

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	2026-05-18T04:29:33.036136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d3769bdce1a4d418bef4ab4b7b2888b9140a4362ff3bbfcd98a02130c06fc62

Aliases

arxiv: 0808.2812 · arxiv_version: 0808.2812v3 · doi: 10.48550/arxiv.0808.2812 · pith_short_12: JU3WTPOODJGU · pith_short_16: JU3WTPOODJGUDC7P · pith_short_8: JU3WTPOO

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/JU3WTPOODJGUDC7PJK2LPMUIRO \
  | 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: 4d3769bdce1a4d418bef4ab4b7b2888b9140a4362ff3bbfcd98a02130c06fc62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e6429cfa1ad3cce9153f9138611607bef44518bff60bd71f010058bb8749ebe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-21T18:17:14Z",
    "title_canon_sha256": "837aca0eec1c98fafba6c50d03d860d9b0bd48ac75330ae9fda14962c634b228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2812",
    "kind": "arxiv",
    "version": 3
  }
}