Pith Number

pith:H3EQ2AEE

pith:2025:H3EQ2AEEHXRR64ZUTSYWLDU5EK

not attested not anchored not stored refs pending

Dynamic Injection of Entity Knowledge into Dense Retrievers

Ikuya Yamada, Ryokan Ri, Takeshi Kojima, Yusuke Iwasawa, Yutaka Matsuo

arxiv:2507.03922 v2 · 2025-07-05 · 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{H3EQ2AEEHXRR64ZUTSYWLDU5EK}

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	2026-07-05T12:06:16.013518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ec90d00843de31f73349cb1658e9d22a152c47a8dad1fbcee67cb0adf7821e6

Aliases

arxiv: 2507.03922 · arxiv_version: 2507.03922v2 · doi: 10.48550/arxiv.2507.03922 · pith_short_12: H3EQ2AEEHXRR · pith_short_16: H3EQ2AEEHXRR64ZU · pith_short_8: H3EQ2AEE

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/H3EQ2AEEHXRR64ZUTSYWLDU5EK \
  | 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: 3ec90d00843de31f73349cb1658e9d22a152c47a8dad1fbcee67cb0adf7821e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0db9970c244094f63d7d5a332a6c37e2609e01b26dc617574d4e2db4a2af119",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-05T07:05:41Z",
    "title_canon_sha256": "e9823149faab4353da64e4be46c652ab1de4c9bcf39bc4cd76a8c603698fa4a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03922",
    "kind": "arxiv",
    "version": 2
  }
}