OpenTechnical

OT-2026-000066442

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000066442) never changes.

Identity and time

Publication numberOT-2026-000066442 · never reused
Internal UUID01a0ae8e-ce40-7e9b-8d11-7f97d469c41c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066442
StatusPUBLIC

Content hashes

Canonical text9c92a9be8e0f6361623a31266956ac5d8f3575c65c46b87ce5793b22161d2983
Markdown33bc74d300b45836c107e6b29ebd7f10e215306c26b1fb649d31409cce492133
PDF
Publication pageebb9a77aaa5ac4fec3fdce2d683d725244e368c539662cda0c8b536b0e948a67
Manifest547f9644fea50bcda214ea3086f811fbe651fc2e7d5380b9eb7cd9232ddf2a94

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
SignatureqsukP3zX3GdKb6hshJUUMPss1XmuqKPH0fdNkIyGwhnjhAgOQ1PCu2ecTbjrqzNbbjDAlWxATZINJ8WvAnYNCw==
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

2026-09-17T10:32:41.301011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066442
observed ebb9a77aaa5ac4fec3fdce2d683d7252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.282636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066442/manifest.json
observed 547f9644fea50bcda214ea3086f811fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.265082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066442/publication.md
observed 33bc74d300b45836c107e6b29ebd7f10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.248005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066442/publication.txt
observed 9c92a9be8e0f6361623a31266956ac5d...
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.