OpenTechnical

OT-2026-000092118

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single 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-2026-000092118) never changes.

Identity and time

Publication numberOT-2026-000092118 · never reused
Internal UUID01a0ae9d-8759-715f-9121-d475b71d9a01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092118
StatusPUBLIC

Content hashes

Canonical text7e92db0a64e70dcc163fdebcb9deaac236d6da291b426e7c199d913fc3f9cd82
Markdownd3b5b6d9e412f80236fa844dffdef532197e4e8fec42627e662e0cecdd1ed88a
PDF
Publication page5f4dba9951c6ed07ab161a2b59261cdf7152bff8e1d8fe67dd785721f051d143
Manifest720338672aa086347ffe81622dc96066a2ffafb875d3c4c821d678981af039be

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
Signatureiw4NIcyyKX7/rQBeIZhkqGHw8albFuY5ywi+NcmMdd/82l7cqq3+l5tpG4fYzi+wbyLAveGvGkVxbnW7kJlpCg==
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

2026-09-17T09:41:35.041111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092118
observed 5f4dba9951c6ed07ab161a2b59261cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.022112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092118/manifest.json
observed 720338672aa086347ffe81622dc96066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:35.004373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092118/publication.md
observed d3b5b6d9e412f80236fa844dffdef532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.983265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092118/publication.txt
observed 7e92db0a64e70dcc163fdebcb9deaac2...
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.