Pith Number

pith:DVXL2KNO

pith:2021:DVXL2KNO2JCHHYBEYKVFYYN67V

not attested not anchored not stored refs pending

Efficient and Differentiable Shadow Computation for Inverse Problems

Ayush Tewari, Christian Theobalt, Lingjie Liu, Linjie Lyu, Mallikarjun B R, Marc Habermann

arxiv:2104.00359 v1 · 2021-04-01 · 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{DVXL2KNO2JCHHYBEYKVFYYN67V}

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	2026-07-05T02:28:27.003776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d6ebd29aed24473e024c2aa5c61befd4a46380d5ba0ffd9614db72a855af702

Aliases

arxiv: 2104.00359 · arxiv_version: 2104.00359v1 · doi: 10.48550/arxiv.2104.00359 · pith_short_12: DVXL2KNO2JCH · pith_short_16: DVXL2KNO2JCHHYBE · pith_short_8: DVXL2KNO

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/DVXL2KNO2JCHHYBEYKVFYYN67V \
  | 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: 1d6ebd29aed24473e024c2aa5c61befd4a46380d5ba0ffd9614db72a855af702

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39de1e2c79c502f917151910eb6774fd6099038d8f9c4541810b056ddf4a8b4a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-01T09:29:05Z",
    "title_canon_sha256": "a159bb20da85c2deb08f17cf3ff2eb00d9f345b7ed6cbe01c91ca92f71f2928e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.00359",
    "kind": "arxiv",
    "version": 1
  }
}