Pith Number

pith:Q6GYWLQX

pith:2011:Q6GYWLQXHDWLBHG4UP3G2FCLIO

not attested not anchored not stored refs pending

Protoplanetary Disk Resonances and Type I Migration

David Tsang

arxiv:1107.4069 v2 · 2011-07-20 · 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{Q6GYWLQXHDWLBHG4UP3G2FCLIO}

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	2026-05-18T04:10:34.019723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

878d8b2e1738ecb09cdca3f66d144b43b16e7a01a5fb75713bf50102698d9f0c

Aliases

arxiv: 1107.4069 · arxiv_version: 1107.4069v2 · doi: 10.48550/arxiv.1107.4069 · pith_short_12: Q6GYWLQXHDWL · pith_short_16: Q6GYWLQXHDWLBHG4 · pith_short_8: Q6GYWLQX

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/Q6GYWLQXHDWLBHG4UP3G2FCLIO \
  | 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: 878d8b2e1738ecb09cdca3f66d144b43b16e7a01a5fb75713bf50102698d9f0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "439dd4787219d6a50c35b87a3a01adbb74322b0d1ec5c917b33818a6b6e7c0ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-07-20T18:55:33Z",
    "title_canon_sha256": "78aac543afdcfef9547a3dabae0c0edbcb83a35f554a9bbee5d4b330627ea7af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4069",
    "kind": "arxiv",
    "version": 2
  }
}