OpenTechnical

OT-2026-000082935

Publication integrity record

Foam pad vacuum gripper, four zone face, six 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-2026-000082935) never changes.

Identity and time

Publication numberOT-2026-000082935 · never reused
Internal UUID01a0ae97-8cca-7b96-871e-98054a9cb9fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082935
StatusPUBLIC

Content hashes

Canonical textd2331c68a52968e610b05416d090c6827f3a07bfdd07f089a7c2a8d4ed5d7bc8
Markdown16de7bae9fd52b220e7f4d5dbc8b3593bbab4485b7ae0119c9ae06ce33ef1ad8
PDF
Publication pagef21051762b9fef1e5c241bc641da0cb9fcc2f56806a974fcfdc98ebf8156233b
Manifestb97ead00906b5c61de6efb6d5639e1f5624f5ca3622445602f7ac2569eaf67e5

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
SignatureQEF/V8HjNh/DH1rRI9nozZQ2LKHEW+8CbHZmhdBWhovGW/JiH6xFKo1AmsMfFYe/mIVf/DcbRXodUgoQjCeyDg==
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

2026-09-17T09:58:37.752067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082935
observed f21051762b9fef1e5c241bc641da0cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.734167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082935/manifest.json
observed b97ead00906b5c61de6efb6d5639e1f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.716156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082935/publication.md
observed 16de7bae9fd52b220e7f4d5dbc8b3593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:37.698355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082935/publication.txt
observed d2331c68a52968e610b05416d090c682...
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.