Pith Number

pith:MIQEX2OO

pith:1998:MIQEX2OO6XTTRINTM3SC7LXDEJ

not attested not anchored not stored refs pending

Cut-offs and pile-ups in shock acceleration spectra

R.J. Protheroe, Todor Stanev

arxiv:astro-ph/9808129 v1 · 1998-08-13 · 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{MIQEX2OO6XTTRINTM3SC7LXDEJ}

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	2026-05-18T04:22:19.463212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62204be9cef5e738a1b366e42faee3224ce12259cc17a58da1f5022a1d2c8a24

Aliases

arxiv: astro-ph/9808129 · arxiv_version: astro-ph/9808129v1 · doi: 10.48550/arxiv.astro-ph/9808129 · pith_short_12: MIQEX2OO6XTT · pith_short_16: MIQEX2OO6XTTRINT · pith_short_8: MIQEX2OO

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/MIQEX2OO6XTTRINTM3SC7LXDEJ \
  | 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: 62204be9cef5e738a1b366e42faee3224ce12259cc17a58da1f5022a1d2c8a24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7b84ae20593cca63d8e37c5c7082c599c3e82ea9d359b26c17e31a23c93c0c8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-08-13T03:33:15Z",
    "title_canon_sha256": "84a2534fd1e4385021203269a1c89d88395c96977caca5ef8cb9d64e5b02c3e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9808129",
    "kind": "arxiv",
    "version": 1
  }
}