Pith Number

pith:7GWK2FVG

pith:2019:7GWK2FVGR6QUHSTHX33SHMYCDI

not attested not anchored not stored refs pending

Eliminating artefacts in Polarimetric Images using Deep Learning

A.N. Ramaprakash, Anthony Readhead, Ashish Mahabal, Dhruv Paranjpye, Dmitry Blinov, Gina Panopoulou, Kieran Cleary, Kostas Tassis

arxiv:1911.08327 v1 · 2019-11-19 · cs.LG · astro-ph.IM · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GWK2FVGR6QUHSTHX33SHMYCDI}

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	2026-07-05T00:22:43.290794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9acad16a68fa143ca67bef723b3021a05cc215fe9cf5bc8df30be4fd0ea317a

Aliases

arxiv: 1911.08327 · arxiv_version: 1911.08327v1 · doi: 10.48550/arxiv.1911.08327 · pith_short_12: 7GWK2FVGR6QU · pith_short_16: 7GWK2FVGR6QUHSTH · pith_short_8: 7GWK2FVG

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/7GWK2FVGR6QUHSTHX33SHMYCDI \
  | 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: f9acad16a68fa143ca67bef723b3021a05cc215fe9cf5bc8df30be4fd0ea317a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "519e46609168f009d677bcdb698330c27fbb993e1f0cc5ee494d49f4e1ae5ea7",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-11-19T15:03:21Z",
    "title_canon_sha256": "3a0fe2ddfe7c096d401b08aef5d207bf62f766eb94986acd142e9ee0162031af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.08327",
    "kind": "arxiv",
    "version": 1
  }
}