Pith Number

pith:C5OYASVJ

pith:2009:C5OYASVJUFOUDQTMBQA47GGUQ5

not attested not anchored not stored refs pending

X- and Gamma-Ray Flashes from Type Ia Supernovae?

Bradley E. Schaefer, Peter Hoflich

arxiv:0909.1357 v1 · 2009-09-07 · astro-ph.HE · 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{C5OYASVJUFOUDQTMBQA47GGUQ5}

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	2026-05-18T02:11:58.736933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

175d804aa9a15d41c26c0c01cf98d4877cdf21108898ad60706690da76e5789b

Aliases

arxiv: 0909.1357 · arxiv_version: 0909.1357v1 · doi: 10.48550/arxiv.0909.1357 · pith_short_12: C5OYASVJUFOU · pith_short_16: C5OYASVJUFOUDQTM · pith_short_8: C5OYASVJ

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/C5OYASVJUFOUDQTMBQA47GGUQ5 \
  | 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: 175d804aa9a15d41c26c0c01cf98d4877cdf21108898ad60706690da76e5789b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "895bb460931a89548458e2f6090a96572815c8e8d4785c03f5b6888e0a3aa706",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-09-07T23:19:43Z",
    "title_canon_sha256": "12488505f06b2355c29ad25fd795d655ed07d1c85a39b1d7dc0814094149c884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1357",
    "kind": "arxiv",
    "version": 1
  }
}