Pith Number

pith:FE7RHDOB

pith:2012:FE7RHDOBQWGNDKEYWR3GTAIHCM

not attested not anchored not stored refs pending

Planet formation in small separation binaries: not so excited after all

Roman R. Rafikov (Princeton)

arxiv:1212.1465 v1 · 2012-12-06 · 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{FE7RHDOBQWGNDKEYWR3GTAIHCM}

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	2026-05-18T01:52:46.795989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

293f138dc1858cd1a898b476698107130577b9824db5f9c38ea6cd50e568929b

Aliases

arxiv: 1212.1465 · arxiv_version: 1212.1465v1 · doi: 10.48550/arxiv.1212.1465 · pith_short_12: FE7RHDOBQWGN · pith_short_16: FE7RHDOBQWGNDKEY · pith_short_8: FE7RHDOB

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/FE7RHDOBQWGNDKEYWR3GTAIHCM \
  | 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: 293f138dc1858cd1a898b476698107130577b9824db5f9c38ea6cd50e568929b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d171842f3259e1aa6ecb50505077f91244fee13d52a03e79ccf9f8d2f26d8a44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-12-06T21:03:01Z",
    "title_canon_sha256": "548fb266bb9c8dbcaec5db113805bf799b5747368c5c5384b01151a1b752c965"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1465",
    "kind": "arxiv",
    "version": 1
  }
}