OpenTechnical

OT-2026-000087112

Publication integrity record

Foam pad vacuum gripper, two zone face, six 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-2026-000087112) never changes.

Identity and time

Publication numberOT-2026-000087112 · never reused
Internal UUID01a0ae9a-9f2d-7e33-8bcc-beea04fe8549 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087112
StatusPUBLIC

Content hashes

Canonical texte38081645fd5ed8251f871c62e5785ac18e61ce592ddf2432403a5e7a38a8cda
Markdown6d53b9319ce1ec999fcbfba4c1b247abd18fd50cf2e2dd27c45b88bdb00593d1
PDF
Publication page08c9bb2b61492da4be35124e68c50234516c2af85326d63ac26f443caa64eff9
Manifest831aecef9b44ea5ff3715a24316d3118f440c608d9988fe599c6fa80e48d66d9

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
SignatureGXjlcDqnC1Q2IUz+pQb0FgMNJbAxXj6mi5o/+XZ4rFfnlJT0ydIHMhxCApzfKbPKHZgZ17LECoWoC6OgPwnPDg==
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

2026-09-17T09:51:22.422411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087112
observed 08c9bb2b61492da4be35124e68c50234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.407565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087112/manifest.json
observed 831aecef9b44ea5ff3715a24316d3118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.391384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087112/publication.md
observed 6d53b9319ce1ec999fcbfba4c1b247ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.376234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087112/publication.txt
observed e38081645fd5ed8251f871c62e5785ac...
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.