Pith Number

pith:MZCG4ZZF

pith:2025:MZCG4ZZFF6O4MUWGHTJ6GWMCFQ

not attested not anchored not stored refs pending

Investigation of lunar ejecta dynamics: Particles reaching the near-Earth space and their effect on Earth-based observation

Kun Yang, XiaoDong Liu, Youpeng Liang, Yu Jiang

arxiv:2507.14968 v1 · 2025-07-20 · astro-ph.EP · physics.space-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZCG4ZZFF6O4MUWGHTJ6GWMCFQ}

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	2026-07-05T11:40:15.993817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66446e67252f9dc652c63cd3e359822c2c170dbf3f7c120e3137bc0da6ed4a14

Aliases

arxiv: 2507.14968 · arxiv_version: 2507.14968v1 · doi: 10.48550/arxiv.2507.14968 · pith_short_12: MZCG4ZZFF6O4 · pith_short_16: MZCG4ZZFF6O4MUWG · pith_short_8: MZCG4ZZF

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/MZCG4ZZFF6O4MUWGHTJ6GWMCFQ \
  | 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: 66446e67252f9dc652c63cd3e359822c2c170dbf3f7c120e3137bc0da6ed4a14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3b28b4fe29d9b599a8dcc91caf38e6cc746dc3c7d140b200a3e1199585601ae",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2025-07-20T13:56:49Z",
    "title_canon_sha256": "65bc421f75b2110a89869e77a6bdf71099a84a6dc6cff74506dbbba8c30b209f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.14968",
    "kind": "arxiv",
    "version": 1
  }
}