OpenTechnical

OT-2026-000092079

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000092079) never changes.

Identity and time

Publication numberOT-2026-000092079 · never reused
Internal UUID01a0ae9d-43bc-7eb5-ac8d-b9d510f2a7c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092079
StatusPUBLIC

Content hashes

Canonical textbc9a0fb5a96717957739c14ec1f8ab74ac45325b309afb5ecac7de53b3b0689c
Markdown8ed1d90c348b0eb7df0927a3247c6445285ce218e4bd9f281850bfee471b9b33
PDF
Publication page2e026d5936801d0d615705db5f5ec5267238b105736286bb5a4defd74a411c99
Manifest924bfe48cda7b5c35bbaac615dbb42f337a2c206ac38e70cdf5638659ca9f58e

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
Signature4sR/6ag7FGIWe6u/AWC+vYTx2U+bvtd4Nd2uOap0gqzEHInTFUt+djHjACvSO0XdW5QbOntRdko5oZqFF+baDw==
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

2026-09-17T09:43:11.056506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092079
observed 2e026d5936801d0d615705db5f5ec526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.038457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092079/manifest.json
observed 924bfe48cda7b5c35bbaac615dbb42f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.021639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092079/publication.md
observed 8ed1d90c348b0eb7df0927a3247c6445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:11.005609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092079/publication.txt
observed bc9a0fb5a96717957739c14ec1f8ab74...
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.