Pith Number

pith:G57OXEHQ

pith:2019:G57OXEHQUIBJMSTSN4DI3MW7HY

not attested not anchored not stored refs pending

Deep Surface Normal Estimation with Hierarchical RGB-D Fusion

Jing Chen, Jin Zeng, Qiong Yan, Wenxiu Sun, Yanfeng Tong, Yongtian Wang, Yunmu Huang

arxiv:1904.03405 v2 · 2019-04-06 · 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{G57OXEHQUIBJMSTSN4DI3MW7HY}

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	2026-07-05T00:20:31.140061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

377eeb90f0a202964a726f068db2df3e008cd8221feed152f3ab83d8ccdd9165

Aliases

arxiv: 1904.03405 · arxiv_version: 1904.03405v2 · doi: 10.48550/arxiv.1904.03405 · pith_short_12: G57OXEHQUIBJ · pith_short_16: G57OXEHQUIBJMSTS · pith_short_8: G57OXEHQ

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/G57OXEHQUIBJMSTSN4DI3MW7HY \
  | 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: 377eeb90f0a202964a726f068db2df3e008cd8221feed152f3ab83d8ccdd9165

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6e081d31cfebdcb8b6c366875aa4036464565b593c319df4709991e6a5a7705",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-06T09:54:38Z",
    "title_canon_sha256": "4e08add0104a57a1a26701e42775f511f807fcd8a42aa74ef9de03333a10c38f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03405",
    "kind": "arxiv",
    "version": 2
  }
}