Pith Number

pith:QITKP2W3

pith:2023:QITKP2W3DCCQRDFNFJDQ2MF4KI

not attested not anchored not stored refs pending

Impact craters formed by spinning granular projectiles

Douglas Daniel de Carvalho, Erick de Moraes Franklin, Nicolao Cerqueira Lima

arxiv:2311.15026 v1 · 2023-11-25 · astro-ph.EP · 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{QITKP2W3DCCQRDFNFJDQ2MF4KI}

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	2026-07-05T07:16:57.730806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8226a7eadb1885088cad2a470d30bc523c5cceb6bdbe2d635e5fa0f461357ff2

Aliases

arxiv: 2311.15026 · arxiv_version: 2311.15026v1 · doi: 10.48550/arxiv.2311.15026 · pith_short_12: QITKP2W3DCCQ · pith_short_16: QITKP2W3DCCQRDFN · pith_short_8: QITKP2W3

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/QITKP2W3DCCQRDFNFJDQ2MF4KI \
  | 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: 8226a7eadb1885088cad2a470d30bc523c5cceb6bdbe2d635e5fa0f461357ff2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7341c0d109a62076b8e1e14932f99a23eaa9ec520dcbc43d02f9a9f131ee447",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-11-25T13:36:57Z",
    "title_canon_sha256": "d2dbdbadc96e81d6ccb9e5599f2f350cb56349f6cf0ea6c882dfad6f72da452b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.15026",
    "kind": "arxiv",
    "version": 1
  }
}