Pith Number

pith:AAKWKLUU

pith:2022:AAKWKLUUXXLWUXHCDQP2QS7THE

not attested not anchored not stored refs pending

Unsupervised Learning Based Focal Stack Camera Depth Estimation

Theodore B. Norris, Weizhi Du, Zhengyu Huang

arxiv:2203.07904 v3 · 2022-03-14 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AAKWKLUUXXLWUXHCDQP2QS7THE}

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	2026-06-08T00:03:38.855087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0015652e94bdd76a5ce21c1fa84bf3393f0fd12a6e2aaa1db927c38c9e77328d

Aliases

arxiv: 2203.07904 · arxiv_version: 2203.07904v3 · doi: 10.48550/arxiv.2203.07904 · pith_short_12: AAKWKLUUXXLW · pith_short_16: AAKWKLUUXXLWUXHC · pith_short_8: AAKWKLUU

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/AAKWKLUUXXLWUXHCDQP2QS7THE \
  | 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: 0015652e94bdd76a5ce21c1fa84bf3393f0fd12a6e2aaa1db927c38c9e77328d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86422d82ece984f24f9c0fcec1eaa9658cb53b008d7e5c9978854fcc20f5a7c6",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-03-14T02:52:23Z",
    "title_canon_sha256": "f4b5feb190d173226dbadb852edffbb10214379443238c03a49d2818e3d38bae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.07904",
    "kind": "arxiv",
    "version": 3
  }
}