Pith Number

pith:RR7G7ZBO

pith:2022:RR7G7ZBOZQPFVUSBZDNYTFSVIF

not attested not anchored not stored refs pending

Effect of projectile shape and interior structure on crater size in strength regime

C. Okamoto, K. Kurosawa, K. Ogawa, K. Shirai, K. Wada, M. Arakawa, M. Yasui, S. Hasegawa, S. Tsujido, T. Kadono, Y. Iijima, Y. Shimaki

arxiv:2208.11568 v1 · 2022-08-24 · astro-ph.EP · astro-ph.IM · physics.geo-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{RR7G7ZBOZQPFVUSBZDNYTFSVIF}

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	2026-07-05T04:55:06.995394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c7e6fe42ecc1e5ad241c8db899655415165ab8d2e98facaa317354ae5e358c0

Aliases

arxiv: 2208.11568 · arxiv_version: 2208.11568v1 · doi: 10.48550/arxiv.2208.11568 · pith_short_12: RR7G7ZBOZQPF · pith_short_16: RR7G7ZBOZQPFVUSB · pith_short_8: RR7G7ZBO

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/RR7G7ZBOZQPFVUSBZDNYTFSVIF \
  | 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: 8c7e6fe42ecc1e5ad241c8db899655415165ab8d2e98facaa317354ae5e358c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5159e26f9c15354cd41bc0c115f5ac503a899a53bbb3f286e8d189ff7dbe2c5e",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.geo-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-08-24T14:20:53Z",
    "title_canon_sha256": "f942540b7aa5c83a3ca7326f19cf1f6d6a0b17367b9f1b9ce8d2cda8f461c2c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.11568",
    "kind": "arxiv",
    "version": 1
  }
}