Pith Number

pith:HUGOZC4Q

pith:2015:HUGOZC4QD6U7WN4ELFYW6TBCWF

not attested not anchored not stored refs pending

Direct measurements of laser light aberration from the ARTEMIS geostationary satellite through thin clouds

Sergii Kuzkov, Volodymyr Kuzkov, Zoran Sodnik

arxiv:1512.08128 v1 · 2015-12-26 · astro-ph.IM · astro-ph.EP · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HUGOZC4QD6U7WN4ELFYW6TBCWF}

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	2026-05-18T01:22:46.064805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d0cec8b901fa9fb378459716f4c22b17a911eaaf0076a0bf7afddd82dcb224c

Aliases

arxiv: 1512.08128 · arxiv_version: 1512.08128v1 · doi: 10.48550/arxiv.1512.08128 · pith_short_12: HUGOZC4QD6U7 · pith_short_16: HUGOZC4QD6U7WN4E · pith_short_8: HUGOZC4Q

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/HUGOZC4QD6U7WN4ELFYW6TBCWF \
  | 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: 3d0cec8b901fa9fb378459716f4c22b17a911eaaf0076a0bf7afddd82dcb224c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2a1f40cb82eedbf8d6999268e1d2dccb02d52f44bd0103ff192dd7ea3eafe42",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-12-26T18:11:51Z",
    "title_canon_sha256": "91c37df9b26b6280c5007c210db30a02e44fa78b38cfadea36d970e2643866ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08128",
    "kind": "arxiv",
    "version": 1
  }
}