OpenTechnical

OT-2026-000095041

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single 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-2026-000095041) never changes.

Identity and time

Publication numberOT-2026-000095041 · never reused
Internal UUID01a0ae9f-2df0-7753-ab9f-8a05e9af610b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095041
StatusPUBLIC

Content hashes

Canonical textcb5717f31a2721a9f9d3c76421a25157ac5dc7b17d69c36b391145a9b8fb23e7
Markdown2d9cc37d4dbc4c8caf95950f63e3a47aa3b236f5e42eb165b7ddefebed678ce8
PDF
Publication page51584ba27bc43f302df5ca18d975596e939f1088b965add0d3792880ec3b9d6b
Manifestd1e8b40f11cc277f1f7bc0952b227afd4120a08178e399247589c59814df67cb

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
SignatureuUt2EjEcMJe/T8ZE+KlMBZ6KQdGpkv2SJb9G9Gx6szvToZ6PSvFf8aANYuVOfOpFcPLxb5/KtYASMHz/o9FJAQ==
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

2026-09-17T09:37:36.277356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095041
observed 51584ba27bc43f302df5ca18d975596e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.260877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095041/manifest.json
observed d1e8b40f11cc277f1f7bc0952b227afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.244891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095041/publication.md
observed 2d9cc37d4dbc4c8caf95950f63e3a47a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.228337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095041/publication.txt
observed cb5717f31a2721a9f9d3c76421a25157...
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.