OpenTechnical

OT-2026-000096673

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000096673) never changes.

Identity and time

Publication numberOT-2026-000096673 · never reused
Internal UUID01a0aea0-a4ab-78bd-9570-57eceb885ac9 · 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-2026-000096673
StatusPUBLIC

Content hashes

Canonical texta7de88b409495cf20f0e9c0dd7f24ecbedd75011e51031ed7083cec6d4fbd723
Markdowna21f8b3a978f26792cf90030cfddc78871e3efe37d324f33c212efcd36a1c120
PDF
Publication page3e9b30e605543ff595a9f60b3d8b51bcc4b6263e3975a78d28a1de26bd3e8909
Manifest3b4f3f8bfe0d09471a6a64b7d3e6b78077f70728eeba499ac2b5b54e092ff2e0

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
SignatureQYM8Cz8nW0HDfSMMbONk8d+xGPtA7lIEv76b/uwXeXsNHzeHZExDsTWyqWtCAhHd1ybp/UOIts+8A+NeG2lDAA==
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

2026-09-17T09:34:08.950478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096673
observed 3e9b30e605543ff595a9f60b3d8b51bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.932925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096673/manifest.json
observed 3b4f3f8bfe0d09471a6a64b7d3e6b780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.915631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096673/publication.md
observed a21f8b3a978f26792cf90030cfddc788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.899081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096673/publication.txt
observed a7de88b409495cf20f0e9c0dd7f24ecb...
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.