Verified claim · AI-ML · 100% confidence
pgvector publicly released on: 2021-04-20 by Andrew Kane — Postgres vector extension.
Last verified 2026-05-16 · Methodology veritas-v0.1 · af53bd9ee3eceae8
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Structured fields
- Subject
- pgvector
- Predicate
publicly_released_on- Object
- 2021-04-20 by Andrew Kane — Postgres vector extension
- Confidence
- 100%
- Tags
- pgvector · postgres · vector-database · extension · open-source · released_on · 2021
Sources (2)
[1] github release · Andrew Kane · 2021-04-20
pgvector — open-source vector similarity search for Postgres“Open-source vector similarity search for Postgres. Store your vectors with the rest of your data. Supports exact and approximate nearest neighbor search, single-precision, half-precision, binary, and sparse vectors.”
[2] github release · Andrew Kane · 2021-04-20
pgvector v0.1.0 — first tagged release
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pgvector publicly released on: 2021-04-20 by Andrew Kane — Postgres vector extension. — SourceScore Claim af53bd9ee3eceae8 (verified 2026-05-16). https://sourcescore.org/api/v1/claims/af53bd9ee3eceae8.jsonEmbed this claim
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Frequently asked questions
Is the claim "pgvector publicly released on: 2021-04-20 by Andrew Kane — Postgres vector extension." verified?
Yes — SourceScore verified this claim with 100% confidence as of 2026-05-16. The verification uses 2 primary sources cross-referenced against the SourceScore methodology (version veritas-v0.1). Full source list + signed JSON envelope linked below.
What is the evidence for "pgvector publicly released on: 2021-04-20 by Andrew Kane — Postgres vector extension."?
Evidence comes from 2 primary sources: Andrew Kane, Andrew Kane. Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/af53bd9ee3eceae8.json includes an HMAC-SHA256 signature for audit verification.
When was this claim last verified by SourceScore?
Last verified 2026-05-16 under methodology version veritas-v0.1. The signed JSON envelope is dated and cryptographically signed for audit trail. Re-verification cadence depends on the claim type and source freshness.
How can I cite this SourceScore claim in my code or article?
Fetch the signed JSON envelope from https://sourcescore.org/api/v1/claims/af53bd9ee3eceae8.json which includes the verbatim claim, primary sources, confidence, methodology version, last-verified date, and HMAC-SHA256 signature for audit. The CC-BY-4.0 license permits commercial use with attribution to SourceScore.
Use this claim in your code
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cURL
curl https://sourcescore.org/api/v1/claims/af53bd9ee3eceae8.jsonJavaScript / TypeScript
const r = await fetch("https://sourcescore.org/api/v1/claims/af53bd9ee3eceae8.json");
const envelope = await r.json();
console.log(envelope.claim.statement);
// "pgvector publicly released on: 2021-04-20 by Andrew Kane — Postgres vector extension."Python
import httpx
r = httpx.get("https://sourcescore.org/api/v1/claims/af53bd9ee3eceae8.json")
envelope = r.json()
print(envelope["claim"]["statement"])
# "pgvector publicly released on: 2021-04-20 by Andrew Kane — Postgres vector extension."LangChain (retrieve-then-cite)
from langchain_core.tools import tool
import httpx
@tool
def get_pgvector_fact() -> dict:
"""Fetch the verified SourceScore claim for pgvector."""
r = httpx.get("https://sourcescore.org/api/v1/claims/af53bd9ee3eceae8.json")
return r.json()