Pith Number

pith:ECFGBQOS

pith:2019:ECFGBQOS3II3LHLKKVHQHNSMLK

not attested not anchored not stored refs pending

Copy-Enhanced Heterogeneous Information Learning for Dialogue State Tracking

Jun Zhao, Kang Liu, Qingbin Liu, Shengping Liu, Shizhu He

arxiv:1908.07705 v1 · 2019-08-21 · 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{ECFGBQOS3II3LHLKKVHQHNSMLK}

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	2026-07-04T23:59:00.541937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

208a60c1d2da11b59d6a554f03b64c5aa794582e4afab17c97be0b4603af6066

Aliases

arxiv: 1908.07705 · arxiv_version: 1908.07705v1 · doi: 10.48550/arxiv.1908.07705 · pith_short_12: ECFGBQOS3II3 · pith_short_16: ECFGBQOS3II3LHLK · pith_short_8: ECFGBQOS

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/ECFGBQOS3II3LHLKKVHQHNSMLK \
  | 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: 208a60c1d2da11b59d6a554f03b64c5aa794582e4afab17c97be0b4603af6066

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88aa24723906cd3bff9de79e3ea00848a162de4675738e9f12974d4ef4e80e49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-21T04:05:54Z",
    "title_canon_sha256": "e751f6f54d522a5c5e3c9ca2d04d1d6a949c5eb8e41a0e68873a426d3e904c07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07705",
    "kind": "arxiv",
    "version": 1
  }
}