OpenTechnical

OT-2026-000070403

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000070403) never changes.

Identity and time

Publication numberOT-2026-000070403 · never reused
Internal UUID01a0ae91-545f-733f-9c75-6239437dba13 · 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-2026-000070403
StatusPUBLIC

Content hashes

Canonical textf578e4e9288052efa4410dc58dae0ec963e19834c194522521fd9213145dbdf4
Markdown4b0ab78f2c85aefd5dddc1ee766954ac9bea7add935c1c55fe5e4c4a218b3415
PDF
Publication pagee7443939236e897f3a86a0d8c731756ec49f33c14a64ae3c1b40ee6d730d7ec4
Manifest69236b39989b4ee6110b252923e8aff55d8e13fef0de9d65b121719ce568661e

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
SignatureZf2WbYhCMe8Ur/Lb5VVG/wQRJXO4b/lhzkAWEStCXex4EOoyMYrBOQE1gi8SudhmJmjb9bB89uMhJlFcYjoIDQ==
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

2026-09-17T10:26:12.651456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070403
observed e7443939236e897f3a86a0d8c731756e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.631378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070403/manifest.json
observed 69236b39989b4ee6110b252923e8aff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.608983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070403/publication.md
observed 4b0ab78f2c85aefd5dddc1ee766954ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.589654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070403/publication.txt
observed f578e4e9288052efa4410dc58dae0ec9...
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.