Pith Number

pith:X47TGQNG

pith:2014:X47TGQNGMLDIUZUFMTN5ELFMXT

not attested not anchored not stored refs pending

A large lunar impact blast on September 11th 2013

Jesus Cabrera-Ca\~no, Jose L. Ortiz, Jose M. Madiedo, Nicolas Morales

arxiv:1402.5490 v1 · 2014-02-22 · 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{X47TGQNGMLDIUZUFMTN5ELFMXT}

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	2026-05-18T02:58:20.964960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf3f3341a662c68a668564dbd22cacbcce267f123d5297ae6a7509a09d5c71e3

Aliases

arxiv: 1402.5490 · arxiv_version: 1402.5490v1 · doi: 10.48550/arxiv.1402.5490 · pith_short_12: X47TGQNGMLDI · pith_short_16: X47TGQNGMLDIUZUF · pith_short_8: X47TGQNG

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/X47TGQNGMLDIUZUFMTN5ELFMXT \
  | 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: bf3f3341a662c68a668564dbd22cacbcce267f123d5297ae6a7509a09d5c71e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aba79b1462c7f211b77e3239d11f824d5bb443e5382d25bfc391d4ee3c09ece3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-02-22T07:15:51Z",
    "title_canon_sha256": "78ae8d5b53717fbd959bb6578827085a0bce75be31e12adedc426a6be5259428"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5490",
    "kind": "arxiv",
    "version": 1
  }
}