Pith Number

pith:MGVCFRPW

pith:2026:MGVCFRPWEPI3ZY3VHXBBPB22H7

not attested not anchored not stored refs pending

Freo Doctor: Atmospheric Modelling for Meteorite Falls and Spacecraft Re-Entries

Hadrien Devillepoix, Martin Cup\'ak

arxiv:2606.07144 v1 · 2026-06-05 · astro-ph.EP · physics.ao-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{MGVCFRPWEPI3ZY3VHXBBPB22H7}

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	2026-06-08T01:04:48.977375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61aa22c5f623d1bce3753dc217875a3fea741979f2e8e6dde484a45f15824192

Aliases

arxiv: 2606.07144 · arxiv_version: 2606.07144v1 · doi: 10.48550/arxiv.2606.07144 · pith_short_12: MGVCFRPWEPI3 · pith_short_16: MGVCFRPWEPI3ZY3V · pith_short_8: MGVCFRPW

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/MGVCFRPWEPI3ZY3VHXBBPB22H7 \
  | 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: 61aa22c5f623d1bce3753dc217875a3fea741979f2e8e6dde484a45f15824192

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d7838a556377464a214006e96855b105c4d915cdb649ce35fc48120613499ca",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-05T10:59:03Z",
    "title_canon_sha256": "e7039ed65b24efc9eef58b55288a1c940597cc5de36b2cb88a15d3b7c2c123e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07144",
    "kind": "arxiv",
    "version": 1
  }
}