OpenTechnical

OT-2026-000088587

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, 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-2026-000088587) never changes.

Identity and time

Publication numberOT-2026-000088587 · never reused
Internal UUID01a0ae9b-8f0f-7a62-ae04-5a67ca1cc658 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088587
StatusPUBLIC

Content hashes

Canonical text15fa8e10208d8487ad82e5f9f2ffa136e40fb281bdb58e15aeb3a43a73457640
Markdown6f3a7840708b2e9d20f5b93b6d0539fa622c428918f5a0b19bcdd341600f0fe7
PDF
Publication pagebe48a295a60ba6bd8b7da02d58c3f7b2636156e4d9dc227b01ccaf8bbde83e3d
Manifestc9d7f46f5262877cf0244a1583d47806ae08ebec18057a486fdf0c5a0810e55f

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
SignaturekDOs0e5DdpAmN1qoJO0NSZ+XEwMxKrFOeC4JiB35A2evgFW4/ayPAz68772fPMenalciKHVidPIAUTuLeJrYCg==
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

2026-09-17T09:47:47.035700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088587
observed be48a295a60ba6bd8b7da02d58c3f7b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.014920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088587/manifest.json
observed c9d7f46f5262877cf0244a1583d47806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.994360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088587/publication.md
observed 6f3a7840708b2e9d20f5b93b6d0539fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.929631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088587/publication.txt
observed 15fa8e10208d8487ad82e5f9f2ffa136...
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.