OpenTechnical

OT-2026-000066154

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000066154) never changes.

Identity and time

Publication numberOT-2026-000066154 · never reused
Internal UUID01a0ae8e-8dc3-78a4-a1f8-5b8b5b0e5be4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066154
StatusPUBLIC

Content hashes

Canonical text640b24b156f7318543fae792075e700489961527e3aaeaa034a5dcc97e59ecfb
Markdown7695c2621594d0bf9eb4a8e2838542aa4e5d31ad5c14606be1f544047821369a
PDF
Publication page6d489b3f3f05e41ad79c4ab94e90448ab14992478b261202d4390ed4524ab237
Manifesteedc6c8a79d382af811be9e9678ec4d887ad8d47b301af596ce4c4d37b1c1db0

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
SignatureSqUFsLmwP4q+3DBUN2zOUk8V9Ra5QlEzXhyRsqWZIdkMCIs8x66YNUz70+LWCOjLbgcFpRM5G2YYrjGXPo2jCQ==
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

2026-09-17T08:51:04.841799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066154
observed 6d489b3f3f05e41ad79c4ab94e90448a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:04.823868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066154/manifest.json
observed eedc6c8a79d382af811be9e9678ec4d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:04.803868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066154/publication.md
observed 7695c2621594d0bf9eb4a8e2838542aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:04.784536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066154/publication.txt
observed 640b24b156f7318543fae792075e7004...
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.