OpenTechnical

OT-2026-000080088

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000080088) never changes.

Identity and time

Publication numberOT-2026-000080088 · never reused
Internal UUID01a0ae96-4378-7e70-8f3a-c41a70b693da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080088
StatusPUBLIC

Content hashes

Canonical text6f60a67100a9a892809f4805ed4a4f70b3e4ed34dcf0f2af632acf57764cc56f
Markdown4a6ea18108c361813cf23dfeafa41ed28a96d08f8267870796ce84facecb5ceb
PDF
Publication pagec3e8f614beed54ff8f033ec31a36b094250c35cb7e43586f5becafc1027b8dab
Manifest38d08a61c12a11c875aad6309d7cab104ccfaf1fbe533a32fa29b50236964c19

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
Signature5uC7gE4AcShwgBDtaHKkXrCPbauT3pG56Ml1jbedd1mhFvYkio6TkV3thSG9ps+Knu5AcLNd6Ci0JRqp0vXLAA==
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

2026-09-17T10:04:01.575103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080088
observed c3e8f614beed54ff8f033ec31a36b094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.556246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080088/manifest.json
observed 38d08a61c12a11c875aad6309d7cab10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.537735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080088/publication.md
observed 4a6ea18108c361813cf23dfeafa41ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.517763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080088/publication.txt
observed 6f60a67100a9a892809f4805ed4a4f70...
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.