Pith Number

pith:BGISLFB4

pith:2021:BGISLFB4B4K3F4DNOMKP6DRL6X

not attested not anchored not stored refs pending

Unsupervised Depth Completion with Calibrated Backprojection Layers

Alex Wong, Stefano Soatto

arxiv:2108.10531 v2 · 2021-08-24 · cs.CV · cs.AI · 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{BGISLFB4B4K3F4DNOMKP6DRL6X}

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	2026-07-05T03:21:13.176596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

099125943c0f15b2f06d7314ff0e2bf5eb3728ca2d3e0f15028b9472aa33de6a

Aliases

arxiv: 2108.10531 · arxiv_version: 2108.10531v2 · doi: 10.48550/arxiv.2108.10531 · pith_short_12: BGISLFB4B4K3 · pith_short_16: BGISLFB4B4K3F4DN · pith_short_8: BGISLFB4

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/BGISLFB4B4K3F4DNOMKP6DRL6X \
  | 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: 099125943c0f15b2f06d7314ff0e2bf5eb3728ca2d3e0f15028b9472aa33de6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a8196a6e8bf66dbbe40560a6e8595902b6a02f2625698bebf94f9404b7dfab8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-24T05:41:59Z",
    "title_canon_sha256": "49d3c00336e683b973fb384079ffbe59c9f36b064dbb5cb98d17a226289df4f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10531",
    "kind": "arxiv",
    "version": 2
  }
}