Pith Number

pith:ZJVMYSWQ

pith:2021:ZJVMYSWQTHFI5CYFDD77NABIME

not attested not anchored not stored refs pending

Pruning the Index Contents for Memory Efficient Open-Domain QA

Karel Ondrej, Martin Docekal, Martin Fajcik, Pavel Smrz

arxiv:2102.10697 v2 · 2021-02-21 · 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{ZJVMYSWQTHFI5CYFDD77NABIME}

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.

Cited by

1 paper in Pith

Do Neural Retrievers Prefer Certain Documents? Evidence of Learned Relevance Priors

Receipt and verification

First computed	2026-07-05T02:30:43.737427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca6acc4ad099ca8e8b0518fff68028612a2dbc29afd33ab95fc4c6b09b4579ea

Aliases

arxiv: 2102.10697 · arxiv_version: 2102.10697v2 · doi: 10.48550/arxiv.2102.10697 · pith_short_12: ZJVMYSWQTHFI · pith_short_16: ZJVMYSWQTHFI5CYF · pith_short_8: ZJVMYSWQ

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/ZJVMYSWQTHFI5CYFDD77NABIME \
  | 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: ca6acc4ad099ca8e8b0518fff68028612a2dbc29afd33ab95fc4c6b09b4579ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e085dd659331f0c1771eef57ccf84fabbf1c3b5eedab4facf2e7b54feff4749",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-02-21T21:56:38Z",
    "title_canon_sha256": "53e2e0e0bbdc52a6fece7ead831c785024d412b405281f4dde02a9878c312114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.10697",
    "kind": "arxiv",
    "version": 2
  }
}