Pith Number

pith:MGOGOLWE

pith:2022:MGOGOLWEYGCB5PC4QDPMLHZZT7

not attested not anchored not stored refs pending

Sub-surface alteration and related change in reflectance spectra of space-weathered materials

A. Penttil\"a, F. Troj\'anek, J. \v{D}urech, K. Chrbolkov\'a, K. Mizohata, P. Halodov\'a, P. Mal\'y, R. Jarugula, T. Kohout, V. D\v{e}di\v{c}

arxiv:2207.08473 v1 · 2022-07-18 · astro-ph.EP · astro-ph.IM · 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{MGOGOLWEYGCB5PC4QDPMLHZZT7}

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	2026-07-05T04:55:04.122329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

619c672ec4c1841ebc5c80dec59f399ffc6e9334e81ae34583835f9ee3ebb5c8

Aliases

arxiv: 2207.08473 · arxiv_version: 2207.08473v1 · doi: 10.48550/arxiv.2207.08473 · pith_short_12: MGOGOLWEYGCB · pith_short_16: MGOGOLWEYGCB5PC4 · pith_short_8: MGOGOLWE

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/MGOGOLWEYGCB5PC4QDPMLHZZT7 \
  | 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: 619c672ec4c1841ebc5c80dec59f399ffc6e9334e81ae34583835f9ee3ebb5c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f22c0e22704a544a8c49809ac9e9c0d4cf40f95fcb27dac6b79feb86b146459f",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.space-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-07-18T09:51:38Z",
    "title_canon_sha256": "9164d007f6a64ea84e056f5f127faca9dc5a46877a3fed5f6d89a9a6cf1d21aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.08473",
    "kind": "arxiv",
    "version": 1
  }
}