Pith Number

pith:ZPC4HDD4

pith:2018:ZPC4HDD46NNLQSG7276ZGCFRZE

not attested not anchored not stored refs pending

Eigendecomposition-free Training of Deep Networks with Zero Eigenvalue-based Losses

Fei Wang, Kwang Moo Yi, Mathieu Salzmann, Pascal Fua, Yinlin Hu, Zheng Dang

arxiv:1803.08071 v2 · 2018-03-21 · 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{ZPC4HDD46NNLQSG7276ZGCFRZE}

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	2026-05-18T00:20:13.279117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbc5c38c7cf35ab848dfd7fd9308b1c92d073b2220505f7860959f35a7dd80f9

Aliases

arxiv: 1803.08071 · arxiv_version: 1803.08071v2 · doi: 10.48550/arxiv.1803.08071 · pith_short_12: ZPC4HDD46NNL · pith_short_16: ZPC4HDD46NNLQSG7 · pith_short_8: ZPC4HDD4

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/ZPC4HDD46NNLQSG7276ZGCFRZE \
  | 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: cbc5c38c7cf35ab848dfd7fd9308b1c92d073b2220505f7860959f35a7dd80f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "788350b4cceb67e7b1d457922e01b41e5a7b75d78325ad03465fd62d70fb0237",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-03-21T18:13:54Z",
    "title_canon_sha256": "e4825168bc65677bc91825e885102bab27574420393e9a5bd53b569b6e0f5884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08071",
    "kind": "arxiv",
    "version": 2
  }
}