OpenTechnical

OT-2026-000088069

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000088069) never changes.

Identity and time

Publication numberOT-2026-000088069 · never reused
Internal UUID01a0ae9b-1aa7-73d3-9bd6-c1cdf1ec3a40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088069
StatusPUBLIC

Content hashes

Canonical text641937834b3255dd17eec50d8cd9fced9efe7b3a739a61f063faea04acb1cfd0
Markdown7a62a9a812f42e300eb7544778368aa0e5a57608cb1529d68908db3a640737ef
PDF
Publication pagedb347ff66fadc8d3cca605c62bd21ca38b513d7653a7804199d9f9038444738f
Manifest0e412ac9947b18748a6208bf826018c5676e8297b2d218c6b7f4fb761a6fbd87

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
SignaturenJwEVmbbrYnYwZC4vFAU4Yy3RgfhrOeiZQCfHitGD6ePTJXtXVSbmhrzO9GOa9uv9Vs+lIvM2WlXFzDOXnYsAA==
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

2026-09-17T09:50:04.018614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069
observed db347ff66fadc8d3cca605c62bd21ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.000417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069/manifest.json
observed 0e412ac9947b18748a6208bf826018c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.981271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069/publication.md
observed 7a62a9a812f42e300eb7544778368aa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.962508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069/publication.txt
observed 641937834b3255dd17eec50d8cd9fced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.194522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069
observed db347ff66fadc8d3cca605c62bd21ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.175476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069/manifest.json
observed 0e412ac9947b18748a6208bf826018c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.156911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069/publication.md
observed 7a62a9a812f42e300eb7544778368aa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.137850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088069/publication.txt
observed 641937834b3255dd17eec50d8cd9fced...
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.