OpenTechnical

OT-2026-000101311

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, 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-2026-000101311) never changes.

Identity and time

Publication numberOT-2026-000101311 · never reused
Internal UUID01a0aea3-c379-7168-abb0-fcf543fa83c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101311
StatusPUBLIC

Content hashes

Canonical textb660f9927885503c21b5dd66e7a91924cdbe82a44fc73d23ed31b2adbeeeea10
Markdowna31f8a87928b9bead6b0f33fc133a232edd7df116ca19ba0db957664a88d5c8c
PDF
Publication pagee4e6c13462d570bc130f21875f8a85af95bc4881bc371119e1d90923fac17d38
Manifeste56a1ff8a7c74abf4375e4a5039b8651ad0c30240d77417b97bfd334fc2a01e6

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
SignaturemQ7MTRz9OMHYjDe5f51IripGUovScUXuvjKRncOgS16ae4zgfPybKMF38rjNiqKL4MGzFLjjQx9ogg+bY4hvAw==
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

2026-09-17T09:26:59.882940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101311
observed e4e6c13462d570bc130f21875f8a85af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.866343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101311/manifest.json
observed e56a1ff8a7c74abf4375e4a5039b8651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.846888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101311/publication.md
observed a31f8a87928b9bead6b0f33fc133a232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.829380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101311/publication.txt
observed b660f9927885503c21b5dd66e7a91924...
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.