Pith Number

pith:53N2AHTL

pith:2014:53N2AHTLXGXZQRO3COCEPVEQ2H

not attested not anchored not stored refs pending

Conditional Random Field Autoencoders for Unsupervised Structured Prediction

Chris Dyer, Noah A. Smith, Waleed Ammar

arxiv:1411.1147 v2 · 2014-11-05 · cs.LG · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{53N2AHTLXGXZQRO3COCEPVEQ2H}

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	2026-05-18T02:38:08.758756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eedba01e6bb9af9845db138447d490d1cf35a160951e5b37eb8937a6c7759c96

Aliases

arxiv: 1411.1147 · arxiv_version: 1411.1147v2 · doi: 10.48550/arxiv.1411.1147 · pith_short_12: 53N2AHTLXGXZ · pith_short_16: 53N2AHTLXGXZQRO3 · pith_short_8: 53N2AHTL

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/53N2AHTLXGXZQRO3COCEPVEQ2H \
  | 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: eedba01e6bb9af9845db138447d490d1cf35a160951e5b37eb8937a6c7759c96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35233476bd8524aefecb8e68e4ec834ce48bb201ec740b1d4d73af7a29d43b75",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-11-05T04:49:38Z",
    "title_canon_sha256": "79226455865f66cff4c2bb353ee6589100396312d7b93c40dcd67103dc423bcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1147",
    "kind": "arxiv",
    "version": 2
  }
}