Pith. sign in
Pith Number

pith:5OZQZN6T

pith:1999:5OZQZN6T2WUYP65PS5HYMZS7UE
not attested not anchored not stored refs pending

Catastrophic disruptions revisited

E. Asphaug (UC Santa Cruz), Switzerland), W. Benz (Univ. Bern

arxiv:astro-ph/9907117 v1 · 1999-07-09 · astro-ph

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{5OZQZN6T2WUYP65PS5HYMZS7UE}

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.

Cited by

1 paper in Pith

Receipt and verification
First computed 2026-07-04T15:48:12.022424Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

ebb30cb7d3d5a987fbaf974f86665fa10f0bd4865cd32fb3cac5ec9fd0ee4fb9

Aliases

arxiv: astro-ph/9907117 · arxiv_version: astro-ph/9907117v1 · doi: 10.48550/arxiv.astro-ph/9907117 · pith_short_12: 5OZQZN6T2WUY · pith_short_16: 5OZQZN6T2WUYP65P · pith_short_8: 5OZQZN6T
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/5OZQZN6T2WUYP65PS5HYMZS7UE \
  | 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: ebb30cb7d3d5a987fbaf974f86665fa10f0bd4865cd32fb3cac5ec9fd0ee4fb9
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "4f6148d23029abf83f69e39a40fe0618f0d6119d2ac9fc549cf8c1f914d7fa69",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-07-09T06:07:32Z",
    "title_canon_sha256": "959078b8310a2b2adc7be0f02559355d25398b07a4e29eea9dc58be7e60399a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9907117",
    "kind": "arxiv",
    "version": 1
  }
}