Pith Number

pith:KO6H6YUH

pith:2019:KO6H6YUHXQYQ6SWKOXAH5H2E7Q

not attested not anchored not stored refs pending

Type II migration strikes back -- An old paradigm for planet migration in discs

Cathie J. Clarke, Chiara E. Scardoni, Giovanni P. Rosotti, Giuseppe Lodato

arxiv:1912.07313 v1 · 2019-12-16 · 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{KO6H6YUHXQYQ6SWKOXAH5H2E7Q}

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	2026-07-05T00:32:07.859819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53bc7f6287bc310f4aca75c07e9f44fc189859ff3d4b849348c04ef1a23306da

Aliases

arxiv: 1912.07313 · arxiv_version: 1912.07313v1 · doi: 10.48550/arxiv.1912.07313 · pith_short_12: KO6H6YUHXQYQ · pith_short_16: KO6H6YUHXQYQ6SWK · pith_short_8: KO6H6YUH

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/KO6H6YUHXQYQ6SWKOXAH5H2E7Q \
  | 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: 53bc7f6287bc310f4aca75c07e9f44fc189859ff3d4b849348c04ef1a23306da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b11dafe81c4c600de60409e5c06d82093a0937fcefc603e6f7b849a9790bc5c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-12-16T12:10:41Z",
    "title_canon_sha256": "20126211ace02b11a933553212b446a3d736bcc58db0797504cd7dabcd503173"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07313",
    "kind": "arxiv",
    "version": 1
  }
}