Pith Number

pith:WVI6V4K2

pith:2017:WVI6V4K2JT2HECCECIUY2SXKSL

not attested not anchored not stored refs pending

Learning to Acquire Information

Armando Solar-Lezama, Leslie P Kaelbling, Yewen Pu

arxiv:1704.06131 v2 · 2017-04-20 · cs.AI · 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{WVI6V4K2JT2HECCECIUY2SXKSL}

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	2026-05-18T00:40:30.149820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b551eaf15a4cf472084412298d4aea92dd02dee0f4b06541db40d4ab8937ae87

Aliases

arxiv: 1704.06131 · arxiv_version: 1704.06131v2 · doi: 10.48550/arxiv.1704.06131 · pith_short_12: WVI6V4K2JT2H · pith_short_16: WVI6V4K2JT2HECCE · pith_short_8: WVI6V4K2

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/WVI6V4K2JT2HECCECIUY2SXKSL \
  | 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: b551eaf15a4cf472084412298d4aea92dd02dee0f4b06541db40d4ab8937ae87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "013f3e27f431678298211df463064c3a5422472aeafaefe94eff9f8b3be329c3",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-04-20T13:28:02Z",
    "title_canon_sha256": "9f643583cd9ca2dbede1ab3ac9faf5a239d63bfb63ab0e20cf88d9eeaa3b7c47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06131",
    "kind": "arxiv",
    "version": 2
  }
}