OpenTechnical

OT-2026-000096589

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000096589) never changes.

Identity and time

Publication numberOT-2026-000096589 · never reused
Internal UUID01a0aea0-a4aa-7d67-ac16-bca0f703102f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096589
StatusPUBLIC

Content hashes

Canonical textb90ea2d2f131858079e23143029f99fcf9ee4860d926934c6a259b61bb6c68bf
Markdownbe0ac3b31af434fa89600a29aea2321f7fb34b68011917f14ff8eea3b58b47a0
PDF
Publication page4ecf12d0d86b4df37dda1622568aa3281eefe69301b2a0d3e9d6899c38a3f094
Manifest1c03960d4270c597cb2785c0e115fef7805fa276f877462ef3f7351b7ed0799e

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
SignatureOwFIWnIs4xcf6syiwWi0HrMuCjoJ5tSpszv5/BfKUOdOAae2uuX49yzFYSABxPdrwskpg0wyBPYAPsf9B/8VAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:02.056941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096589
observed 4ecf12d0d86b4df37dda1622568aa328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:02.038416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096589/manifest.json
observed 1c03960d4270c597cb2785c0e115fef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:02.018977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096589/publication.md
observed be0ac3b31af434fa89600a29aea2321f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:01.998192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096589/publication.txt
observed b90ea2d2f131858079e23143029f99fc...
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.