Pith Number

pith:VQVTA77O

pith:2016:VQVTA77OVEIDQASGNCHTYWUFTI

not attested not anchored not stored refs pending

Selecting Bases in Spectral learning of Predictive State Representations via Model Entropy

Hexing Zhu, Yunlong Liu

arxiv:1612.09076 v1 · 2016-12-29 · cs.LG · 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{VQVTA77OVEIDQASGNCHTYWUFTI}

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	2026-05-18T00:53:46.498874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac2b307feea910380246688f3c5a859a1aba7c085217298ea694130dfcc51ed4

Aliases

arxiv: 1612.09076 · arxiv_version: 1612.09076v1 · doi: 10.48550/arxiv.1612.09076 · pith_short_12: VQVTA77OVEID · pith_short_16: VQVTA77OVEIDQASG · pith_short_8: VQVTA77O

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/VQVTA77OVEIDQASGNCHTYWUFTI \
  | 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: ac2b307feea910380246688f3c5a859a1aba7c085217298ea694130dfcc51ed4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12a71f3b8af9cdd9e9bef2808ac921e622967344d0c15439b16641994ad51366",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-12-29T08:53:20Z",
    "title_canon_sha256": "8b20dd2767b80ce25ee21702c2a185b5dff41d8cdf167265426fada054a1039d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.09076",
    "kind": "arxiv",
    "version": 1
  }
}