OpenTechnical

OT-2026-000086702

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000086702) never changes.

Identity and time

Publication numberOT-2026-000086702 · never reused
Internal UUID01a0ae9a-2c99-72b7-b14f-e316b54a0bc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086702
StatusPUBLIC

Content hashes

Canonical text127895d5a3cbc3853da2e422c944c8ee1b0b97bb059e9cb2fe2ae93e6934c06e
Markdownb95699cebedf31da503a04786d703f6de0458554f9412c1386a329603880e57d
PDF
Publication page40f3d528132ad49de85d687be77526421aea6ab5b72b8e36739b54ecf32e266e
Manifest3ba75ae75e1d9f27f8dbfcde0e988817952f0b04a999849bf797fc20e3a47826

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
SignaturegTuU2GVL85di6GrkhAR3rBnDw88YJDLs9biKivWU5KwkRoYRJhFHJntqJvvrCxWFYNCoTPH9AGsh8yWGUcT3Dg==
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

2026-09-17T09:52:34.454074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086702
observed 40f3d528132ad49de85d687be7752642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.436618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086702/manifest.json
observed 3ba75ae75e1d9f27f8dbfcde0e988817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.417457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086702/publication.md
observed b95699cebedf31da503a04786d703f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.400168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086702/publication.txt
observed 127895d5a3cbc3853da2e422c944c8ee...
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.