Pith Number

pith:YQB35J7O

pith:2014:YQB35J7OSLQJMFMNELAKDCTF7L

not attested not anchored not stored refs pending

Auto-encoders: reconstruction versus compression

Yann Ollivier

arxiv:1403.7752 v2 · 2014-03-30 · cs.NE · 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{YQB35J7OSLQJMFMNELAKDCTF7L}

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	2026-05-18T02:28:54.112193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c403bea7ee92e096158d22c0a18a65faf3e9d90e6d199d41329f30a19f4204a3

Aliases

arxiv: 1403.7752 · arxiv_version: 1403.7752v2 · doi: 10.48550/arxiv.1403.7752 · pith_short_12: YQB35J7OSLQJ · pith_short_16: YQB35J7OSLQJMFMN · pith_short_8: YQB35J7O

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/YQB35J7OSLQJMFMNELAKDCTF7L \
  | 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: c403bea7ee92e096158d22c0a18a65faf3e9d90e6d199d41329f30a19f4204a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aa5b22f70926701e57892e323f82860fe005ffb12821760811aa3029f6bb270",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2014-03-30T13:11:55Z",
    "title_canon_sha256": "30258517399f46a4a7e1435ec6bb091acfd7f7b4736d3751ed3425c250feeb03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7752",
    "kind": "arxiv",
    "version": 2
  }
}