Pith Number

pith:GKWRGQ5N

pith:2003:GKWRGQ5NOWCP3ODV42KER3MMFV

not attested not anchored not stored refs pending

Orbital Migration and Mass Accretion of Protoplanets in 3D Global Computations with Nested Grids

Gennaro D'Angelo, Thomas Henning, Willy Kley

arxiv:astro-ph/0308055 v1 · 2003-08-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GKWRGQ5NOWCP3ODV42KER3MMFV}

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	2026-05-18T01:12:19.286140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32ad1343ad7584fdb875e69448ed8c2d5c3f6cd93cc309a335dafb430a3bfef3

Aliases

arxiv: astro-ph/0308055 · arxiv_version: astro-ph/0308055v1 · doi: 10.48550/arxiv.astro-ph/0308055 · pith_short_12: GKWRGQ5NOWCP · pith_short_16: GKWRGQ5NOWCP3ODV · pith_short_8: GKWRGQ5N

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/GKWRGQ5NOWCP3ODV42KER3MMFV \
  | 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: 32ad1343ad7584fdb875e69448ed8c2d5c3f6cd93cc309a335dafb430a3bfef3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3260df720304284b98d174472d2aa72910c5e021ff3abbe89415e1268b0439f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-08-04T19:59:31Z",
    "title_canon_sha256": "89d1c62adce269577802c5e97c55aa66722b85061692fedb6e15f3e5c4d29f2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0308055",
    "kind": "arxiv",
    "version": 1
  }
}