Pith Number

pith:THAN4RR5

pith:2020:THAN4RR52PJYIKUBQBVH52HCOX

not attested not anchored not stored refs pending

Are Deep Neural Architectures Losing Information? Invertibility Is Indispensable

Sabrina Caldwell, Saeed Anwar, Tom Gedeon, Yang Liu, Zhenyue Qin

arxiv:2009.03173 v2 · 2020-09-07 · cs.CV · cs.IT · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{THAN4RR52PJYIKUBQBVH52HCOX}

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	2026-07-05T01:38:40.723285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99c0de463dd3d3842a81806a7ee8e275eed3af62593b8eb3d59da707b25c0c32

Aliases

arxiv: 2009.03173 · arxiv_version: 2009.03173v2 · doi: 10.48550/arxiv.2009.03173 · pith_short_12: THAN4RR52PJY · pith_short_16: THAN4RR52PJYIKUB · pith_short_8: THAN4RR5

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/THAN4RR52PJYIKUBQBVH52HCOX \
  | 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: 99c0de463dd3d3842a81806a7ee8e275eed3af62593b8eb3d59da707b25c0c32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb8356f1c58eedc76eaefbdfadfdaf153a2aed5313a3c5e9fd6c75ca8381a65a",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-09-07T15:39:24Z",
    "title_canon_sha256": "cff00ed6fce1f6411c4398cb4f42511b6a5a44e38ba4a0418fd90ef763d99d33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.03173",
    "kind": "arxiv",
    "version": 2
  }
}