Pith Number

pith:4V7F5FYH

pith:2022:4V7F5FYH544D3EP74MWZDESVZ2

not attested not anchored not stored refs pending

PROD: Progressive Distillation for Dense Retrieval

Anlei Dong, Chen Lin, Daxin Jiang, Hang Zhang, Jian Jiao, Jingwen Lu, Nan Duan, Rangan Majumder, Xiao Liu, Yeyun Gong, Zhenghao Lin

arxiv:2209.13335 v3 · 2022-09-27 · 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{4V7F5FYH544D3EP74MWZDESVZ2}

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	2026-07-05T06:24:10.043353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e57e5e9707ef383d91ffe32d919255cea6bdfdd64f8abfeb1ba60c6ebcc7020d

Aliases

arxiv: 2209.13335 · arxiv_version: 2209.13335v3 · doi: 10.48550/arxiv.2209.13335 · pith_short_12: 4V7F5FYH544D · pith_short_16: 4V7F5FYH544D3EP7 · pith_short_8: 4V7F5FYH

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/4V7F5FYH544D3EP74MWZDESVZ2 \
  | 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: e57e5e9707ef383d91ffe32d919255cea6bdfdd64f8abfeb1ba60c6ebcc7020d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d332bc70f9d50c40bfe358971bb10cd3e72dddda36d4b1230005dcca3b451ee",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-09-27T12:40:29Z",
    "title_canon_sha256": "0892b308a7cb7fc6ca7417bc179f7a4242a99b9cd84de50a342980dd80c777a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.13335",
    "kind": "arxiv",
    "version": 3
  }
}