Pith Number

pith:KXKTZWVS

pith:2021:KXKTZWVSYK4FQV4OLRECLG7B67

not attested not anchored not stored refs pending

Towards Robust Neural Retrieval Models with Synthetic Pre-Training

Avirup Sil, Heng Ji, Martin Franz, Md Arafat Sultan, Revanth Gangi Reddy, Vikas Yadav, Vittorio Castelli

arxiv:2104.07800 v1 · 2021-04-15 · cs.CL · cs.AI · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXKTZWVSYK4FQV4OLRECLG7B67}

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	2026-07-05T02:32:37.827624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55d53cdab2c2b858578e5c48259be1f7d757007dc287b951c2d896b30612e235

Aliases

arxiv: 2104.07800 · arxiv_version: 2104.07800v1 · doi: 10.48550/arxiv.2104.07800 · pith_short_12: KXKTZWVSYK4F · pith_short_16: KXKTZWVSYK4FQV4O · pith_short_8: KXKTZWVS

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/KXKTZWVSYK4FQV4OLRECLG7B67 \
  | 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: 55d53cdab2c2b858578e5c48259be1f7d757007dc287b951c2d896b30612e235

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ee7fe895b8b50181ffcf56b642ed933bbb99a553ddbbf96ccb722244e628d25",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-15T22:12:01Z",
    "title_canon_sha256": "b84e4ddf0ae22fa06882db90d1fdb95cf8378431347b61e99c1c4c9d7ea1c6ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.07800",
    "kind": "arxiv",
    "version": 1
  }
}