Pith Number

pith:NHUZ5ITC

pith:2026:NHUZ5ITCYY76RXZ3Q3Z4GCXOXT

not attested not anchored not stored refs pending

Numerical Simulations of Hypervelocity Micrometeoroid Impacts: Rocky Impactors onto Icy Targets and the Role of Porosity

Brandon C. Johnson, Ryuki Hyodo, Shigeru Wakita

arxiv:2606.11404 v1 · 2026-06-09 · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NHUZ5ITCYY76RXZ3Q3Z4GCXOXT}

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	2026-06-11T01:09:46.802344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69e99ea262c63fe8df3b86f3c30aeebcdc155772e0d2dcf1b05b06b2a6110426

Aliases

arxiv: 2606.11404 · arxiv_version: 2606.11404v1 · doi: 10.48550/arxiv.2606.11404 · pith_short_12: NHUZ5ITCYY76 · pith_short_16: NHUZ5ITCYY76RXZ3 · pith_short_8: NHUZ5ITC

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/NHUZ5ITCYY76RXZ3Q3Z4GCXOXT \
  | 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: 69e99ea262c63fe8df3b86f3c30aeebcdc155772e0d2dcf1b05b06b2a6110426

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c14dd64148492abdbe4644e36030ddca19d083dbeded03e15566cc4bea6448c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-09T19:53:45Z",
    "title_canon_sha256": "ddb264fa8855552047721a576d077b440f6a542edc6966bbc03542d17cbaad47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.11404",
    "kind": "arxiv",
    "version": 1
  }
}