OpenTechnical

OT-2026-000034414

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000034414) never changes.

Identity and time

Publication numberOT-2026-000034414 · never reused
Internal UUID01a0ae75-df0f-77be-aaba-82ae3fe35cd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034414
StatusPUBLIC

Content hashes

Canonical textc070c5f33b6362bc443ff63824cc0c8224c7963f03a39ffb70188b5f77a50752
Markdownc574e8e450d9f2fc96653f140b86477dab0d94d0fcdc6550e666968bc78f3783
PDF
Publication page3766c0522f1ee309ad30babe0a5044f589c0cb8d6d822c8a35d92003cb7912d7
Manifestb9394cf944a3a58cb2eb72ce4a09d4f3944667f8c3c035b16ae631870dc4c69b

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
Signatureh6Y1IVskSTfPqmUqwDqR7rRcJF6NnUXjuc+bq6T1G6VKQnhU6+bWXVYfi8jqWUidR2eOGXJ6vJJNxZhguxLjDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:08.027983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034414
observed 3766c0522f1ee309ad30babe0a5044f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:08.010538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034414/manifest.json
observed b9394cf944a3a58cb2eb72ce4a09d4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.993640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034414/publication.md
observed c574e8e450d9f2fc96653f140b86477d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.975809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034414/publication.txt
observed c070c5f33b6362bc443ff63824cc0c82...
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.