Pith Number

pith:34MLMFQI

pith:2019:34MLMFQIIWEYNS5Y446UZXBQWG

not attested not anchored not stored refs pending

Chaos in the inert Oort cloud

Arika Higuchi, Marc Fouchard, Melaine Saillenfest, Takashi Ito

arxiv:1908.05175 v1 · 2019-08-14 · 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{34MLMFQIIWEYNS5Y446UZXBQWG}

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	2026-07-05T00:05:13.329485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df18b61608458986cbb8e73d4cdc30b187cf8a32b89e2fa6a4081b41a83b9e12

Aliases

arxiv: 1908.05175 · arxiv_version: 1908.05175v1 · doi: 10.48550/arxiv.1908.05175 · pith_short_12: 34MLMFQIIWEY · pith_short_16: 34MLMFQIIWEYNS5Y · pith_short_8: 34MLMFQI

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/34MLMFQIIWEYNS5Y446UZXBQWG \
  | 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: df18b61608458986cbb8e73d4cdc30b187cf8a32b89e2fa6a4081b41a83b9e12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0714c0c5aa3e95735757fab9eb772360c145db024327d29af90deabcfb8cf283",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-08-14T15:35:21Z",
    "title_canon_sha256": "9efa1fb1b77e77f0c8a98cb934ae386a97d7568309070697ab560863d0fd9ebc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05175",
    "kind": "arxiv",
    "version": 1
  }
}