OpenTechnical

OT-2026-000011149

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, vented after 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-2026-000011149) never changes.

Identity and time

Publication numberOT-2026-000011149 · never reused
Internal UUID01a0ae6c-540f-733e-a388-16125066be30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011149
StatusPUBLIC

Content hashes

Canonical text6b6f9098827ed565d625c67d9734ece8df9a3394bafb185195ceac6109b473fd
Markdown272085fe0d608435243493dde252becd942b2424da3b01edfcd091973d86d0d0
PDF
Publication paged65f4368b80cf75c440d3899c0eaaa2ebaa58ce10278dcdf22914c3ab81a7db9
Manifestd8c05f01899c1c63064d57edff21eb70a6cfa4fccb26f96af2db17b3a91d20ae

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
SignatureilFKPqqSiZZFMWo/B182vODvcnjb55dT7gsRKU5VZiWZwvDiABqDqh3G007ELEoCQ42AwhGI63wyb+mNy9EdDg==
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

2026-09-17T12:14:00.683612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011149
observed d65f4368b80cf75c440d3899c0eaaa2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:00.664515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011149/manifest.json
observed d8c05f01899c1c63064d57edff21eb70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:00.644694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011149/publication.md
observed 272085fe0d608435243493dde252becd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:00.624873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011149/publication.txt
observed 6b6f9098827ed565d625c67d9734ece8...
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.