OpenTechnical

OT-2026-000070441

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070441) never changes.

Identity and time

Publication numberOT-2026-000070441 · never reused
Internal UUID01a0ae91-545f-7f04-9052-8b82669119e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070441
StatusPUBLIC

Content hashes

Canonical text7cb725c245b4d43231ee86485277b7be56647e9373f9879f615a050c60591a2b
Markdowneb5ed6e4ecf94449f8bd8ee7fdbad973726b1ce95959e6b9b7326c144b198be3
PDF
Publication page54a9fef022bc6200cab19448e88fc26e500b410b4b748c105f3efe25d8420cad
Manifest619e0544fd63e8252958b417f5ca42b6288c17ca6213aa6f84cedab80790051a

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
SignaturewLpLpwhDmZ/hr/OIVjUbpJ5I3PJrfQQ/WzCYMp9GXAAGd6OkDyPq0aDWtBCEV/JFAzGWrIgZTTPLFO8C+ax3AA==
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

2026-09-17T10:26:15.742958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070441
observed 54a9fef022bc6200cab19448e88fc26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.720174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070441/manifest.json
observed 619e0544fd63e8252958b417f5ca42b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.701380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070441/publication.md
observed eb5ed6e4ecf94449f8bd8ee7fdbad973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.607403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070441/publication.txt
observed 7cb725c245b4d43231ee86485277b7be...
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.