Pith Number

pith:5IYKF3W6

pith:2017:5IYKF3W6AK5FL4LMVVBED27CJ4

not attested not anchored not stored refs pending

Review of image quality measures for solar imaging

Adam Popowicz, Krystian Radlak, Krzysztof Bernacki, Valeri Orlov

arxiv:1709.09458 v1 · 2017-09-27 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5IYKF3W6AK5FL4LMVVBED27CJ4}

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	2026-05-18T00:27:43.046645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea30a2eede02ba55f16cad4241ebe24f03a9b0931ea4584f51cbb2cb4155572e

Aliases

arxiv: 1709.09458 · arxiv_version: 1709.09458v1 · doi: 10.48550/arxiv.1709.09458 · pith_short_12: 5IYKF3W6AK5F · pith_short_16: 5IYKF3W6AK5FL4LM · pith_short_8: 5IYKF3W6

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/5IYKF3W6AK5FL4LMVVBED27CJ4 \
  | 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: ea30a2eede02ba55f16cad4241ebe24f03a9b0931ea4584f51cbb2cb4155572e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "598fba1f17d5b8da18f859541cae3fa04d9a885cedcef79d0e6ba7b5aec7c79a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-09-27T11:42:03Z",
    "title_canon_sha256": "c8db80b4c119bb3053d49106343078377bf8556a1da5daba4bbfadf014a8d9b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09458",
    "kind": "arxiv",
    "version": 1
  }
}