OpenTechnical

OT-2026-000065350

Publication integrity record

Foam pad vacuum gripper, 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-2026-000065350) never changes.

Identity and time

Publication numberOT-2026-000065350 · never reused
Internal UUID01a0ae8e-1dfb-7d07-8bd8-bcc922ea7433 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065350
StatusPUBLIC

Content hashes

Canonical text21713d9e5e0e9e2d56092e8702d5972bf20660ee55710eb8043348b1589b7bd8
Markdownf6f04386e307b88e19954e356cbe137d9eeb3198e147ccac87466a20f2a98161
PDF
Publication pagef5533539e98c79b0fc6caa844ef292d44065ef9902fbc4ce9f399958878120dd
Manifest5afdb772603857e8f58f73d1d120c83fd95f088140fd03c5c334c8152050cb71

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
SignatureyEMyy9/AealzaWwsdtbhNiPHf/Yhcc4YKXZLpsEAPI1DBOf+0voAfY6ddJ1Hpjr9HDJSM8pDcV1NcOQVivTVCA==
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

2026-09-17T10:35:20.103302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065350
observed f5533539e98c79b0fc6caa844ef292d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.086203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065350/manifest.json
observed 5afdb772603857e8f58f73d1d120c83f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.068645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065350/publication.md
observed f6f04386e307b88e19954e356cbe137d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.051399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065350/publication.txt
observed 21713d9e5e0e9e2d56092e8702d5972b...
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.