Pith Number

pith:TFQLGBE3

pith:2022:TFQLGBE3VE32TLFEV7FEPF2NZW

not attested not anchored not stored refs pending

Exploring Dual Encoder Architectures for Question Answering

Chen Qu, Daniel M. Bikel, Enrique Alfonseca, Imed Zitouni, Jianmo Ni, Yuan Wang, Zhe Dong

arxiv:2204.07120 v2 · 2022-04-14 · cs.CL · cs.IR · 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{TFQLGBE3VE32TLFEV7FEPF2NZW}

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	2026-07-05T05:16:00.005978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9960b3049ba937a9aca4afca47974dcd9af0af62946f9811158969c4232059e5

Aliases

arxiv: 2204.07120 · arxiv_version: 2204.07120v2 · doi: 10.48550/arxiv.2204.07120 · pith_short_12: TFQLGBE3VE32 · pith_short_16: TFQLGBE3VE32TLFE · pith_short_8: TFQLGBE3

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/TFQLGBE3VE32TLFEV7FEPF2NZW \
  | 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: 9960b3049ba937a9aca4afca47974dcd9af0af62946f9811158969c4232059e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82d9ef146cfd356c55f9dd08cc902856b87f417aef7a03367ba0a880e47104a0",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-04-14T17:21:14Z",
    "title_canon_sha256": "6c7716697ffc6131785ec3d45b37d0f2309ff5e2cb52ce0f8c4f82072ebf8ffa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.07120",
    "kind": "arxiv",
    "version": 2
  }
}