Pith Number

pith:D53HMJ2K

pith:2025:D53HMJ2KWLZZVSAVP2PABTC3DD

not attested not anchored not stored refs pending

Multiobjective optimization for scattering mitigation and scattering screen reconstruction in VLBI observations of the Galactic Center

Alejandro Mus, Andrei Lobanov, Ciriaco Goddi, Guang-Yao Zhao, Hendrik M\"uller, Teresa Toscano

arxiv:2504.16257 v2 · 2025-04-22 · astro-ph.IM · astro-ph.GA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D53HMJ2KWLZZVSAVP2PABTC3DD}

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	2026-07-05T11:26:29.865872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f7676274ab2f39ac8157e9e00cc5b18cfb02ff5b761bd29041468866c356213

Aliases

arxiv: 2504.16257 · arxiv_version: 2504.16257v2 · doi: 10.48550/arxiv.2504.16257 · pith_short_12: D53HMJ2KWLZZ · pith_short_16: D53HMJ2KWLZZVSAV · pith_short_8: D53HMJ2K

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/D53HMJ2KWLZZVSAVP2PABTC3DD \
  | 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: 1f7676274ab2f39ac8157e9e00cc5b18cfb02ff5b761bd29041468866c356213

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "166e556be1f5558af53fc04b46c12cdfba88d4d243581df319e4c5696cf1d309",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-04-22T20:33:24Z",
    "title_canon_sha256": "23df09f37947333809acbee9f7aeacdc36211ccdfbd0b5ff6514eaf0f4cc6dca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.16257",
    "kind": "arxiv",
    "version": 2
  }
}