OpenTechnical

OT-2026-000097167

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000097167) never changes.

Identity and time

Publication numberOT-2026-000097167 · never reused
Internal UUID01a0aea1-01c9-7775-9393-9837da8ac14b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097167
StatusPUBLIC

Content hashes

Canonical textd1b80e4aba8e6a1806d2732e3575958b8a7124a737728ad21f6bb31a4af4fa5e
Markdown4753a3195f61b036d778c33e8b7b1df82ba50e6d0ea7807498db700a2b0d93f8
PDF
Publication page88c875f3d85b08c9a1328a6794b2e37424df2769bc99f9e532f4ed2b9cd6c1f1
Manifest6edfb2b9ba0341a5bc2ca3bc490c7e7e82c2de7bcc6280c3f2e5170521a6f806

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
SignatureHjzu61m93bO5GM3ezZrkw8e1mKkctK74ZD7jC2TP2Ah0N4nRBg26yYbZ2JdGGhLB1O+c0X06j2VT15B4BK9eDA==
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

2026-09-17T09:11:00.184088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097167
observed 88c875f3d85b08c9a1328a6794b2e374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:00.167053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097167/manifest.json
observed 6edfb2b9ba0341a5bc2ca3bc490c7e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:00.149413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097167/publication.md
observed 4753a3195f61b036d778c33e8b7b1df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:00.132554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097167/publication.txt
observed d1b80e4aba8e6a1806d2732e3575958b...
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.