Pith Number

pith:4HAQIPDG

pith:2009:4HAQIPDGUULBRRVSIHGVDQJUOU

not attested not anchored not stored refs pending

Dynamical erosion of the asteroid belt and implications for large impacts in the inner solar system

David A. Minton, Renu Malhotra

arxiv:0909.3875 v2 · 2009-09-21 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4HAQIPDGUULBRRVSIHGVDQJUOU}

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	2026-05-18T04:27:27.195820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1c1043c66a51618c6b241cd51c1347529d5fd2e66d80701a266e4cc731dde47

Aliases

arxiv: 0909.3875 · arxiv_version: 0909.3875v2 · doi: 10.48550/arxiv.0909.3875 · pith_short_12: 4HAQIPDGUULB · pith_short_16: 4HAQIPDGUULBRRVS · pith_short_8: 4HAQIPDG

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/4HAQIPDGUULBRRVSIHGVDQJUOU \
  | 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: e1c1043c66a51618c6b241cd51c1347529d5fd2e66d80701a266e4cc731dde47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afa6435b88de3d6339afbc9f9f4ce3d414b226fd2de2300500008bb8766843c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-09-21T23:03:31Z",
    "title_canon_sha256": "385ed464d6afb555e4c058ac67d49a45f36c297a0e8ba211cd9ee1ede2daf584"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3875",
    "kind": "arxiv",
    "version": 2
  }
}