OpenTechnical

OT-2026-000101314

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-2026-000101314) never changes.

Identity and time

Publication numberOT-2026-000101314 · never reused
Internal UUID01a0aea3-c379-7b85-9ab1-cc110e5aa70f · 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-2026-000101314
StatusPUBLIC

Content hashes

Canonical text04f65c390e4e60ff3c4a41f1c7afbc134accbb5cd79075f460dcf49e354e48b3
Markdowncf3637b03d3b119da36610666e89824b885adc6b4ab2a097483ac448cfa6c2bd
PDF
Publication page8762e70aa37aa28dabd69d24f7c0ef330f37c3e2373444216bdb37250d25bebf
Manifest4bee4f14f94f9da6a32d9d127f9395eb9f8fede32fb2bb21b2defdd9bfc82c02

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
SignatureyZC5Sw+9519cAlXPApSAOJ/qjrmMRfX3jimNd8veRowM6iJFNhcktVGYw4zWVm1BzjXEPvmMXTfrV2lj9Wa7BA==
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

2026-09-17T09:27:00.100127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101314
observed 8762e70aa37aa28dabd69d24f7c0ef33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.081985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101314/manifest.json
observed 4bee4f14f94f9da6a32d9d127f9395eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.065527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101314/publication.md
observed cf3637b03d3b119da36610666e89824b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.048063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101314/publication.txt
observed 04f65c390e4e60ff3c4a41f1c7afbc13...
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.