OpenTechnical

OT-2026-000095134

Publication integrity record

Foam pad vacuum gripper, three zone face, pump 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-2026-000095134) never changes.

Identity and time

Publication numberOT-2026-000095134 · never reused
Internal UUID01a0ae9f-8f6e-7f26-8761-9fc18d29df47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095134
StatusPUBLIC

Content hashes

Canonical textb96f658213b40ab36aa1fb1fe594fa0138cf99c4e5a52051f072342786243c4e
Markdown5f11713ed60ec59a9f45d0db98497f010a819becccb33d73ee968aac32824270
PDF
Publication page0a71b8950d76f568e63129e60dde17567967bafbeea5e7cf16333cc3ef14394b
Manifestb258f9eaef98b381a38054c5c3f32868d8c641f0cc88a5806bfe1c0b78918dd9

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
SignaturexUfPA1Q2GcLDMgQhIafhZupW4v9Cwb2P+DI6bmoEbDN3UOrfZUc0vKPPxtrguWzNeJzCNo+fFbU43l+saTmlBw==
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

2026-09-17T09:36:25.801405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095134
observed 0a71b8950d76f568e63129e60dde1756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.782300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095134/manifest.json
observed b258f9eaef98b381a38054c5c3f32868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.763869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095134/publication.md
observed 5f11713ed60ec59a9f45d0db98497f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.743860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095134/publication.txt
observed b96f658213b40ab36aa1fb1fe594fa01...
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.