OpenTechnical

OT-2026-000076079

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000076079) never changes.

Identity and time

Publication numberOT-2026-000076079 · never reused
Internal UUID01a0ae94-6a6e-7ca9-b3fe-cad5fcc4b986 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076079
StatusPUBLIC

Content hashes

Canonical text2fdc3371e8b9ffe61a9a2b686bbf9b1dd455c19d5b1c2abdfa12e54b7ed42de3
Markdown516a6cd3a1244c3a8ed6bfa1e2d760ee29693fdd5b8b4ff091e0dd2c497c1a8b
PDF
Publication page9be59253517a0a52f852b49b7a93a84695eb42f80a9123f6f1c0329e1e672781
Manifest887ea83323c9e8643a73cb33d56192bbdb59abd3faaea78c485f16e8ffdb01ba

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
SignatureuXOaJ8NnHUECQNo8HqYXmsuZajH15yeHkz+793brnGjs7nKV97T6inFnCEmcGK5JZ9eryjVfGxrjZmW6SsbfBA==
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

2026-09-17T10:10:53.223427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076079
observed 9be59253517a0a52f852b49b7a93a846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:53.202793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076079/manifest.json
observed 887ea83323c9e8643a73cb33d56192bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:53.009042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076079/publication.md
observed 516a6cd3a1244c3a8ed6bfa1e2d760ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:52.987527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076079/publication.txt
observed 2fdc3371e8b9ffe61a9a2b686bbf9b1d...
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.