Pith Number

pith:JQPWMHYQ

pith:2018:JQPWMHYQYTUXMBPXB4QTZ6LITZ

not attested not anchored not stored refs pending

The origin of the Moon within a terrestrial synestia

Matija \'Cuk, Mia T. Mace, Michail I. Petaev, Sarah T. Stewart, Simon J. Lock, Stein B. Jacobsen, Zoe M. Leinhardt

arxiv:1802.10223 v1 · 2018-02-28 · 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{JQPWMHYQYTUXMBPXB4QTZ6LITZ}

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	2026-05-18T00:22:17.774206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c1f661f10c4e97605f70f213cf9689e6b0b24d5e64e16256ca77a4113a2f8a0

Aliases

arxiv: 1802.10223 · arxiv_version: 1802.10223v1 · doi: 10.48550/arxiv.1802.10223 · pith_short_12: JQPWMHYQYTUX · pith_short_16: JQPWMHYQYTUXMBPX · pith_short_8: JQPWMHYQ

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/JQPWMHYQYTUXMBPXB4QTZ6LITZ \
  | 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: 4c1f661f10c4e97605f70f213cf9689e6b0b24d5e64e16256ca77a4113a2f8a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca58d6afb6f615257f6ce9905966e720f4c1ffe08c897e86dd83b9614c2d9116",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-02-28T01:09:34Z",
    "title_canon_sha256": "5d8d25adf895ca3487f18882bc3e2671a53a8d726d308648e0223712e572545c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10223",
    "kind": "arxiv",
    "version": 1
  }
}