OpenTechnical

OT-2026-000070045

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000070045) never changes.

Identity and time

Publication numberOT-2026-000070045 · never reused
Internal UUID01a0ae91-1861-7780-a51d-cfdf7b84b311 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070045
StatusPUBLIC

Content hashes

Canonical text75d54ee4be32ddcd8eed27a14ea79aa4e0241f02dc714ed9202f52f41c9f8a02
Markdownd12a086c76e09097c9d72e388d9efcbdf9b87baabaea2c1d2b2414abc51f4612
PDF
Publication page46cecf92e25c88183a0f9220cba79ed4f7c6e23ca3eafe046b3396456a21b0b3
Manifest056388c71cb188ff3cc4c958cb6f169076116d37b29e4c6c9e6240addf91e778

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
SignatureEZmxWnZcS5wPv9w+RQxucjcI3QF/MZXlh5OAWz+9ZNNXlrgpZT6IMWc8/HtrqRw4nizw/NHqqtc/qoUtxbyjDw==
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

2026-09-17T10:27:00.032966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070045
observed 46cecf92e25c88183a0f9220cba79ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.013844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070045/manifest.json
observed 056388c71cb188ff3cc4c958cb6f1690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:59.996803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070045/publication.md
observed d12a086c76e09097c9d72e388d9efcbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:59.976432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070045/publication.txt
observed 75d54ee4be32ddcd8eed27a14ea79aa4...
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.