Pith Number

pith:QYJNEO4L

pith:2017:QYJNEO4L64S6VF65W7VI73MPJP

not attested not anchored not stored refs pending

Collisional Fragmentation is Not a Barrier to Close-in Planet Formation

John Chambers, Joshua Wallace, Scott Tremaine

arxiv:1705.08932 v2 · 2017-05-24 · 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{QYJNEO4L64S6VF65W7VI73MPJP}

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	2026-05-18T00:33:17.931047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8612d23b8bf725ea97ddb7ea8fed8f4bfc08ad5e467cee547caed63f89dbc1f7

Aliases

arxiv: 1705.08932 · arxiv_version: 1705.08932v2 · doi: 10.48550/arxiv.1705.08932 · pith_short_12: QYJNEO4L64S6 · pith_short_16: QYJNEO4L64S6VF65 · pith_short_8: QYJNEO4L

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/QYJNEO4L64S6VF65W7VI73MPJP \
  | 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: 8612d23b8bf725ea97ddb7ea8fed8f4bfc08ad5e467cee547caed63f89dbc1f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "438bf82644896051e1cc4f177809f58ea984fe57dcabe06ee8c87dbe908afb5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-05-24T19:08:06Z",
    "title_canon_sha256": "d555d4a770bcd6c0baa21ebad37fba6f6fd4bf53e396606e57af773254c459a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08932",
    "kind": "arxiv",
    "version": 2
  }
}