OpenTechnical

OT-2026-000070699

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000070699) never changes.

Identity and time

Publication numberOT-2026-000070699 · never reused
Internal UUID01a0ae91-8c2c-7f38-9741-656dfa792b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070699
StatusPUBLIC

Content hashes

Canonical textaa409f6ec835bcdb55afb214af9502355a3a21eeae383dede2ada5764a7ec5f4
Markdown48f72d9fa4efe8a5d8c7d4f1fd07b90cf752bda2e1cfe983ac489735dda1b7b1
PDF
Publication pageedd3b86138fe80d4102a9a75e011b0d4d1433726ff3ddd379105a13215cca5d2
Manifestc853c919616d87d533748f97517a4fac1625cbd7d22feac0190ecb6c745a613a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureBnYgLrpzHBR4HKnXKi/CWEEJMQJQhxWcHhVFUDwR4J1dCbleTyAiTXjqPsOkHg8DS6jOM9gcOq9h9yvqAHlbDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:23.008739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070699
observed edd3b86138fe80d4102a9a75e011b0d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.990029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070699/manifest.json
observed c853c919616d87d533748f97517a4fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.971894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070699/publication.md
observed 48f72d9fa4efe8a5d8c7d4f1fd07b90c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.953050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070699/publication.txt
observed aa409f6ec835bcdb55afb214af950235...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.