Pith Number

pith:UPUPKKX7

pith:2017:UPUPKKX7TZXLP2HDP3OOYPBZYS

not attested not anchored not stored refs pending

Deep Depth From Focus

Caner Hazirbas, Daniel Cremers, Laura Leal-Taix\'e, Maximilian Christian Staab, Sebastian Georg Soyer

arxiv:1704.01085 v3 · 2017-04-04 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPUPKKX7TZXLP2HDP3OOYPBZYS}

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	2026-05-18T00:02:13.583349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3e8f52aff9e6eb7e8e37edcec3c39c4822a38ffbfa9bdd0d70c90dc937d56e5

Aliases

arxiv: 1704.01085 · arxiv_version: 1704.01085v3 · doi: 10.48550/arxiv.1704.01085 · pith_short_12: UPUPKKX7TZXL · pith_short_16: UPUPKKX7TZXLP2HD · pith_short_8: UPUPKKX7

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/UPUPKKX7TZXLP2HDP3OOYPBZYS \
  | 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: a3e8f52aff9e6eb7e8e37edcec3c39c4822a38ffbfa9bdd0d70c90dc937d56e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2944cff4371cee12dd4786c37b7548e68d271c12fe5e9ba0343415f50440da4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-04-04T16:15:54Z",
    "title_canon_sha256": "7a30fc64bf368a7aaad6c13982c1eadc173199c03b3c8db4924ad56ad8e942e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01085",
    "kind": "arxiv",
    "version": 3
  }
}