Pith Number

pith:5HKEXLBL

pith:2019:5HKEXLBLWPSGIVWCU76Q2VNADL

not attested not anchored not stored refs pending

Unsupervised generation of high dynamic range solar images: A novel algorithm for self-calibration of interferometry data

Atul Mohan, Colin J. Lonsdale, Divya Oberoi, Iver H. Cairns, John S. Morgan, Leonid Benkevitch, Meagan Crowley, Surajit Mondal

arxiv:1902.08748 v2 · 2019-02-23 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5HKEXLBLWPSGIVWCU76Q2VNADL}

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	2026-05-17T23:47:25.944540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9d44bac2bb3e46456c2a7fd0d55a01ae5f209c46c5850ee5d4f0061fb136f79

Aliases

arxiv: 1902.08748 · arxiv_version: 1902.08748v2 · doi: 10.48550/arxiv.1902.08748 · pith_short_12: 5HKEXLBLWPSG · pith_short_16: 5HKEXLBLWPSGIVWC · pith_short_8: 5HKEXLBL

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/5HKEXLBLWPSGIVWCU76Q2VNADL \
  | 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: e9d44bac2bb3e46456c2a7fd0d55a01ae5f209c46c5850ee5d4f0061fb136f79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9235c19820107df7cc9a1845704df7475a6ab2365984e87543b7039b3d924c3",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-02-23T07:13:43Z",
    "title_canon_sha256": "4d5d69ac7c4eaa9860e0adea63f16617f7a85afd61d653841ad84ea986ad13bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08748",
    "kind": "arxiv",
    "version": 2
  }
}