OpenTechnical

OT-2026-000093505

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000093505) never changes.

Identity and time

Publication numberOT-2026-000093505 · never reused
Internal UUID01a0ae9e-508a-70ca-89c1-7fd19b16ed40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093505
StatusPUBLIC

Content hashes

Canonical text55e22dff9f3d89e433d510d19cb178cc08b1456e17c3c65b17f3695fcdf96e24
Markdown26ce34aa0715b3acb776b0b4a024df73b1fff9013b5da9d12cd9f80d8294e590
PDF
Publication page4df257c30e9bba8b2f5039f334bb7f21f87a073dabd1a6b930a68d79752c0303
Manifest8dfbf5d16b5db40110b10dac02365ababcbf1b94f1a27d9ff0f3f9596559c141

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
SignaturepefSMxduKBWFSsa143JiaIm/z2tHxNb+qYBvNnMP8bVzWKFeNllBHybraBGztsHjCA+HBSoglIDq/KoNi8YVBg==
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

2026-09-17T09:40:26.928198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505
observed 4df257c30e9bba8b2f5039f334bb7f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.903221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505/manifest.json
observed 8dfbf5d16b5db40110b10dac02365aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.880612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505/publication.md
observed 26ce34aa0715b3acb776b0b4a024df73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.864231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505/publication.txt
observed 55e22dff9f3d89e433d510d19cb178cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:31.017995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505
observed 4df257c30e9bba8b2f5039f334bb7f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:31.001041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505/manifest.json
observed 8dfbf5d16b5db40110b10dac02365aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.981015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505/publication.md
observed 26ce34aa0715b3acb776b0b4a024df73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:30.963927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093505/publication.txt
observed 55e22dff9f3d89e433d510d19cb178cc...
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.