December 3, 1967

1967-12-03 00:00 UTC

Held by The Museum. Not for sale.

A borrowed heart

A borrowed heart
Photo: IPPA photographer · CC BY 4.0 · Wikimedia Commons
Christiaan Barnard performs the first human-to-human heart transplant in Cape Town.
Source ↗

Questions and answers

When exactly did a borrowed heart take place?
It is recorded at 1967-12-03 00:00 UTC — December 3, 1967 in Coordinated Universal Time. Every minute in this registry is stored in UTC so it reads the same anywhere in the world.
Can this minute be bought?
No. Museum minutes are curated historical entries held permanently by the registry and are never for sale. The minutes around them can be claimed.
What does owning a minute mean?
Buy The Time is a novelty registry. Nobody buys real time or property — an owner buys a permanent, public entry against one UTC minute in this database, visible to everyone.
Independent proof

Recorded on the Bitcoin blockchain

Confirmed on October 1, 2026 in block 969,500. Anyone can verify this record exists, without us.

SHA-256 5d3173cb8acfa6a9bb94d592ac79f3dc517ce4d13a01ee87a9048ad0eabd848d

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Adjacent minutes

Every minute within five minutes of this one is unclaimed.