Pith Number

pith:TRGHR2X7

pith:2018:TRGHR2X7JQGE2VMI4ESZ45ZYT6

not attested not anchored not stored refs pending

Subgoal Discovery for Hierarchical Dialogue Policy Learning

Chong Wang, Da Tang, Jianfeng Gao, Lihong Li, Tony Jebara, Xiujun Li

arxiv:1804.07855 v3 · 2018-04-20 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TRGHR2X7JQGE2VMI4ESZ45ZYT6}

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	2026-05-18T00:05:05.016157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c4c78eaff4c0c4d5588e1259e77389f9f97b2116fd0bcad594979514c159169

Aliases

arxiv: 1804.07855 · arxiv_version: 1804.07855v3 · doi: 10.48550/arxiv.1804.07855 · pith_short_12: TRGHR2X7JQGE · pith_short_16: TRGHR2X7JQGE2VMI · pith_short_8: TRGHR2X7

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/TRGHR2X7JQGE2VMI4ESZ45ZYT6 \
  | 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: 9c4c78eaff4c0c4d5588e1259e77389f9f97b2116fd0bcad594979514c159169

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ee7c3180dbe0b2b38df4fe8ae0109b9156f3c5c1a203dba9950c271aa0609c0",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-20T23:06:44Z",
    "title_canon_sha256": "967e515ffe3d0c9c0d488a0275d075b90ff241f7c5ecb088a9e2cfb14b165698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07855",
    "kind": "arxiv",
    "version": 3
  }
}