Pith Number

pith:74TBVGV6

pith:2011:74TBVGV6LW2RYQOWUAYA36KQ24

not attested not anchored not stored refs pending

Young Solar System's Fifth Giant Planet?

David Nesvorny

arxiv:1109.2949 v1 · 2011-09-13 · 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{74TBVGV6LW2RYQOWUAYA36KQ24}

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	2026-05-18T02:00:33.269280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff261a9abe5db51c41d6a0300df950d72c36e24e95759b9a9969b21168317737

Aliases

arxiv: 1109.2949 · arxiv_version: 1109.2949v1 · doi: 10.48550/arxiv.1109.2949 · pith_short_12: 74TBVGV6LW2R · pith_short_16: 74TBVGV6LW2RYQOW · pith_short_8: 74TBVGV6

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/74TBVGV6LW2RYQOWUAYA36KQ24 \
  | 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: ff261a9abe5db51c41d6a0300df950d72c36e24e95759b9a9969b21168317737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a044dd834d7187599db407ac7d743b787dd97782998c2f49d757362302532f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-09-13T23:25:58Z",
    "title_canon_sha256": "daaf5179b6ce02fcb1994f097bc06a72775fd4792a4c153af94882517fb6b2c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2949",
    "kind": "arxiv",
    "version": 1
  }
}