OpenTechnical

OT-2026-000087034

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two 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-2026-000087034) never changes.

Identity and time

Publication numberOT-2026-000087034 · never reused
Internal UUID01a0ae9a-9f2d-7b49-9968-17074b201461 · 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-2026-000087034
StatusPUBLIC

Content hashes

Canonical text65b24deb9c720b80fe57bf31092e63a066924a4f75bc34718784c635915eff36
Markdowncc5bcf9d0056555d96602abe95d88b8a2e7a01f6e1ea48786274c6e74d8191ef
PDF
Publication page414a165add620b45543247097370b89587c29cc50d5b889c2b9e6a63e972df41
Manifest69e1ea98da54f3b8f38e207b55293f0a13a9cac7831bd872931e5ca478b050d8

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
SignaturebhiNbgdUwmtYytEiR9/IsN/WDJ3afU4mNnISu1MkgHmo9RzxUEA4sy3gesA9lWZrLpecw0WaDJWqj9gq/htVCg==
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

2026-09-17T09:51:16.690837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087034
observed 414a165add620b45543247097370b895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.674499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087034/manifest.json
observed 69e1ea98da54f3b8f38e207b55293f0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.658740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087034/publication.md
observed cc5bcf9d0056555d96602abe95d88b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.641715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087034/publication.txt
observed 65b24deb9c720b80fe57bf31092e63a0...
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.