Pith Number

pith:LRYLP2O3

pith:2013:LRYLP2O3KT3TJ6VKEE6EKUBPIX

not attested not anchored not stored refs pending

Light Curves from Supernova Shock Breakout through an Extended Wind

Shmuel Balberg, Sivan Ginzburg

arxiv:1308.6434 v2 · 2013-08-29 · astro-ph.HE · astro-ph.SR

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

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	2026-05-18T01:47:56.987923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c70b7e9db54f734faaa213c45502f45e5bb71342b04e3dca2f1420b0ed5ad74

Aliases

arxiv: 1308.6434 · arxiv_version: 1308.6434v2 · doi: 10.48550/arxiv.1308.6434 · pith_short_12: LRYLP2O3KT3T · pith_short_16: LRYLP2O3KT3TJ6VK · pith_short_8: LRYLP2O3

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/LRYLP2O3KT3TJ6VKEE6EKUBPIX \
  | 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: 5c70b7e9db54f734faaa213c45502f45e5bb71342b04e3dca2f1420b0ed5ad74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d339f7d38be34399bcedfa99a2eb54f0de7710b7d2bd56a7a31a880625c9e67c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-08-29T11:18:32Z",
    "title_canon_sha256": "22650899509956dc02fcd9b7a869aaa770d27c562bb5580e4acbf85cf23d551b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6434",
    "kind": "arxiv",
    "version": 2
  }
}