Pith Number

pith:35FDYKTU

pith:2017:35FDYKTUMYO66T4N44E5CUTEKV

not attested not anchored not stored refs pending

Learning Probabilistic Programs Using Backpropagation

Avi Pfeffer

arxiv:1705.05396 v1 · 2017-05-15 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{35FDYKTUMYO66T4N44E5CUTEKV}

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	2026-05-18T00:44:22.815385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df4a3c2a74661def4f8de709d152645556431173ca71fc2807d2892edc922ccf

Aliases

arxiv: 1705.05396 · arxiv_version: 1705.05396v1 · doi: 10.48550/arxiv.1705.05396 · pith_short_12: 35FDYKTUMYO6 · pith_short_16: 35FDYKTUMYO66T4N · pith_short_8: 35FDYKTU

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/35FDYKTUMYO66T4N44E5CUTEKV \
  | 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: df4a3c2a74661def4f8de709d152645556431173ca71fc2807d2892edc922ccf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74475cf3774f667761a4433cc99ef244082277f38b83f9343d0a9c2745edc9f0",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-05-15T18:07:31Z",
    "title_canon_sha256": "9601d6cbb22393e00e847196ea621a99ccb059aea0e6b8937b16f82a06259993"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05396",
    "kind": "arxiv",
    "version": 1
  }
}