Pith Number

pith:MIZXUZ3V

pith:2009:MIZXUZ3VKYU6ZEDSLUMQGIWRVH

not attested not anchored not stored refs pending

Planet-planet scattering leads to tightly packed planetary systems

Dimitri Veras, Noel Gorelick, Philip J. Armitage, Richard Greenberg, Rory Barnes, Sean N. Raymond

arxiv:0903.4700 v1 · 2009-03-26 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MIZXUZ3VKYU6ZEDSLUMQGIWRVH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:29:15.559215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62337a67755629ec90725d190322d1a9c42a153d87742cd1c9c91ce5a684b680

Aliases

arxiv: 0903.4700 · arxiv_version: 0903.4700v1 · doi: 10.48550/arxiv.0903.4700 · pith_short_12: MIZXUZ3VKYU6 · pith_short_16: MIZXUZ3VKYU6ZEDS · pith_short_8: MIZXUZ3V

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/MIZXUZ3VKYU6ZEDSLUMQGIWRVH \
  | 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: 62337a67755629ec90725d190322d1a9c42a153d87742cd1c9c91ce5a684b680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e5809eb4e2c0ecd5acb0fe96efecc7a84293fbeeb0dd20183010c503f58cc87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-03-26T20:59:37Z",
    "title_canon_sha256": "93bdd2ee7f19ba72575171cb61d9439380e10e7099e61acffb69d3051a8d3c98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4700",
    "kind": "arxiv",
    "version": 1
  }
}