Pith Number

pith:UND45NHA

pith:2010:UND45NHANB6RUZ6BERJO6TZVRK

not attested not anchored not stored refs pending

The effects of fly-bys on planetary systems

Daniel Malmberg, Douglas C. Heggie, Melvyn B. Davies

arxiv:1009.4196 v1 · 2010-09-21 · astro-ph.EP · 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{UND45NHANB6RUZ6BERJO6TZVRK}

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	2026-05-18T02:05:19.059326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a347ceb4e0687d1a67c12452ef4f358aaee69813fc4642f1c5e2c60904c0e0cb

Aliases

arxiv: 1009.4196 · arxiv_version: 1009.4196v1 · doi: 10.48550/arxiv.1009.4196 · pith_short_12: UND45NHANB6R · pith_short_16: UND45NHANB6RUZ6B · pith_short_8: UND45NHA

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/UND45NHANB6RUZ6BERJO6TZVRK \
  | 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: a347ceb4e0687d1a67c12452ef4f358aaee69813fc4642f1c5e2c60904c0e0cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7ae26ce6978d4b2462eecced3555c9937e2a2c19d76ed2a9bca406dae1613bc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2010-09-21T20:00:07Z",
    "title_canon_sha256": "d0c71886b8c75e8363a66e3c18011d9a4bae628072e4942875107b77c5cf262d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4196",
    "kind": "arxiv",
    "version": 1
  }
}