Pith Number

pith:K66LWAXW

pith:2023:K66LWAXWJGKVCPBFDHLXAC7SLE

not attested not anchored not stored refs pending

Superresolution with the zero-phase imaging condition

Laurent Demanet, Sarah Greer

arxiv:2304.01013 v2 · 2023-02-28 · physics.class-ph · 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{K66LWAXWJGKVCPBFDHLXAC7SLE}

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	2026-07-05T08:06:10.790740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57bcbb02f64995513c2519d7700bf2590abfe4b86b36a0499d52cc5742af5e6d

Aliases

arxiv: 2304.01013 · arxiv_version: 2304.01013v2 · doi: 10.48550/arxiv.2304.01013 · pith_short_12: K66LWAXWJGKV · pith_short_16: K66LWAXWJGKVCPBF · pith_short_8: K66LWAXW

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/K66LWAXWJGKVCPBFDHLXAC7SLE \
  | 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: 57bcbb02f64995513c2519d7700bf2590abfe4b86b36a0499d52cc5742af5e6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6733fbea1fc0216296f4aa080f3310bcd0e628405359df688e3e5f9aa0053111",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2023-02-28T17:30:18Z",
    "title_canon_sha256": "164432bbbd7e65003b60a2f500802b1c26c8606c64fe648669218d27a5f49a89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.01013",
    "kind": "arxiv",
    "version": 2
  }
}