Pith Number

pith:4SOF7YVK

pith:2015:4SOF7YVKUSRMIQNG5JC4JB2JL3

not attested not anchored not stored refs pending

Resolution enhancement by extrapolation of coherent diffraction images: A quantitative study on the limits and a numerical study of non-binary and phase objects

Hans-Werner Fink, Tatiana Latychevskaia, Yuriy Chushkin

arxiv:1510.01654 v3 · 2015-09-25 · physics.data-an · astro-ph.IM · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4SOF7YVKUSRMIQNG5JC4JB2JL3}

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	2026-05-18T01:04:30.044625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e49c5fe2aaa4a2c441a6ea45c487495ec513e98b37db8063591ec8b4eff19e35

Aliases

arxiv: 1510.01654 · arxiv_version: 1510.01654v3 · doi: 10.48550/arxiv.1510.01654 · pith_short_12: 4SOF7YVKUSRM · pith_short_16: 4SOF7YVKUSRMIQNG · pith_short_8: 4SOF7YVK

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/4SOF7YVKUSRMIQNG5JC4JB2JL3 \
  | 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: e49c5fe2aaa4a2c441a6ea45c487495ec513e98b37db8063591ec8b4eff19e35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "decf76024dfdc4b4500d0bc49f0a8031ef512fda08f8fa3ecc6052aa32a7ebfe",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2015-09-25T13:40:06Z",
    "title_canon_sha256": "fcaa91ce061a1553cef812c92d1034bfa49c17b468bd22f0b823c1ffdf21d624"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01654",
    "kind": "arxiv",
    "version": 3
  }
}