OpenTechnical

OT-2026-000087010

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000087010) never changes.

Identity and time

Publication numberOT-2026-000087010 · never reused
Internal UUID01a0ae9a-9f2d-7db1-975f-20edb7b15b9a · 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-2026-000087010
StatusPUBLIC

Content hashes

Canonical text313ad8a21863ea9c1bac1adbe34d5f0eab6b00089158fc1e66573415d9072bc8
Markdown3a36361c008e5cd7b0305ccac9991c37451e809c9378722f353e9a31761d4047
PDF
Publication page8b19eaa8003000fa390915c70a435f63f3683c0d3f0d7d1bf6839b5f971747d6
Manifestb378df71c460d700f5446a38939c87e1d44f481d9994958fa62f4ba3598e8c93

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
SignaturetEvQY4YKu3dvrc+ji1DyA5CQEmU+UaoMg3HhqoY+sJD6jhdC7Q1Nr9Hj77k0xxs0qwQnwbsUhPJh+VeFFFQsCQ==
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

2026-09-17T09:51:13.808276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087010
observed 8b19eaa8003000fa390915c70a435f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:13.790908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087010/manifest.json
observed b378df71c460d700f5446a38939c87e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:13.773138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087010/publication.md
observed 3a36361c008e5cd7b0305ccac9991c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:13.757470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087010/publication.txt
observed 313ad8a21863ea9c1bac1adbe34d5f0e...
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.