Pith Number

pith:LZO2T5A7

pith:2019:LZO2T5A7ELD2WJCSHC6WE47KCS

not attested not anchored not stored refs pending

Passage Ranking with Weak Supervision

Bing Xiang, Peng Xu, Ramesh Nallapati, Xiaofei Ma

arxiv:1905.05910 v2 · 2019-05-15 · cs.IR · 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{LZO2T5A7ELD2WJCSHC6WE47KCS}

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	2026-05-17T23:44:18.612305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e5da9f41f22c7ab245238bd6273ea14a694c006cb7c90bf62bed6269c34302e

Aliases

arxiv: 1905.05910 · arxiv_version: 1905.05910v2 · doi: 10.48550/arxiv.1905.05910 · pith_short_12: LZO2T5A7ELD2 · pith_short_16: LZO2T5A7ELD2WJCS · pith_short_8: LZO2T5A7

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/LZO2T5A7ELD2WJCSHC6WE47KCS \
  | 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: 5e5da9f41f22c7ab245238bd6273ea14a694c006cb7c90bf62bed6269c34302e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afaf5b778997488687f4b61dcf02255aebdbec8a388f010b2e32bd11372eb421",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-05-15T01:47:57Z",
    "title_canon_sha256": "f46a0060c69358d38a5f8ab4aa92960b67b64dff44ea66480cf5da42abc3e210"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05910",
    "kind": "arxiv",
    "version": 2
  }
}