Pith Number

pith:V6FOGUSB

pith:2021:V6FOGUSB4HQMHDUHDQXWH2JLAB

not attested not anchored not stored refs pending

Unsupervised Representation Learning via Neural Activation Coding

David M. Blei, Gunhee Kim, Sangho Lee, Yookoon Park

arxiv:2112.04014 v1 · 2021-12-07 · cs.LG · 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{V6FOGUSB4HQMHDUHDQXWH2JLAB}

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	2026-07-05T03:38:52.792630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af8ae35241e1e0c38e871c2f63e92b006accde105dc2ce046ebd278f715f4ac9

Aliases

arxiv: 2112.04014 · arxiv_version: 2112.04014v1 · doi: 10.48550/arxiv.2112.04014 · pith_short_12: V6FOGUSB4HQM · pith_short_16: V6FOGUSB4HQMHDUH · pith_short_8: V6FOGUSB

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/V6FOGUSB4HQMHDUHDQXWH2JLAB \
  | 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: af8ae35241e1e0c38e871c2f63e92b006accde105dc2ce046ebd278f715f4ac9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d7a4e0b1b0960d582a336c134bfa80c4a8dcfa8d883a0cf34668543427643bf",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-12-07T21:59:45Z",
    "title_canon_sha256": "dc50ee510a6abf9b4be7867375f286ad6b13cefcab9a0de9385ee884386ccdad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.04014",
    "kind": "arxiv",
    "version": 1
  }
}