OpenTechnical

OT-2026-000085161

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000085161) never changes.

Identity and time

Publication numberOT-2026-000085161 · never reused
Internal UUID01a0ae99-43b9-7d1e-a5af-322920f207a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085161
StatusPUBLIC

Content hashes

Canonical textb2702a886a36d466017d7258be012b81a25654a7b359079cc7e6d5fd9a750265
Markdown63b8d18d102f0635a4e165a3f79f78201e12b89dadd0bdb1753771c2de5b7fcf
PDF
Publication page77f207a0d5e4239d5342865c5f38c017a86f390e41f89aebf323acdbbb22040d
Manifeste1885a37491147caf1741ec0235b4eaad2c91b5b19ab5678604a73aa0abd2d30

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
SignatureecZSJ5wvzRgPcHJKOjk1MDwjbJzaofVMQjpzAX2bBOZXuBZCNF0G8YwhL+7eoEDAQ+8gjKcdQb95Nk2rxlJtCg==
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

2026-09-17T09:55:14.525094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085161
observed 77f207a0d5e4239d5342865c5f38c017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.507435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085161/manifest.json
observed e1885a37491147caf1741ec0235b4eaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.489821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085161/publication.md
observed 63b8d18d102f0635a4e165a3f79f7820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.472361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085161/publication.txt
observed b2702a886a36d466017d7258be012b81...
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.