OpenTechnical

OT-2026-000089090

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000089090) never changes.

Identity and time

Publication numberOT-2026-000089090 · never reused
Internal UUID01a0ae9b-daff-7c66-aecb-5938d250a496 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089090
StatusPUBLIC

Content hashes

Canonical text2263d5ab341678db723a41b24ac7dc813a7323ab033731118ffa2cbc574bb4b1
Markdownae5e1eec6454a198af7791108d847900224d9714a3bee52b1fdbaa7cdeaf8ee3
PDF
Publication page84e5d604007f89554a35f64c51fa1cee06accb91a609c2108ff4f7a6b7407b8b
Manifest2dc421b81f0a9a47114504de3615727c8fbc9f346688a6420340faa5410f3360

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
Signature+rvHBZQDC65W0PaKGd6UAGopLUhOIr5yRWV9Ra5mtSDI5eQXytNVkfKtZwETTHMmsxBdsmWHdQKIlbvNiIhtBQ==
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

2026-09-17T09:46:59.799143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089090
observed 84e5d604007f89554a35f64c51fa1cee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.780000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089090/manifest.json
observed 2dc421b81f0a9a47114504de3615727c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.763018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089090/publication.md
observed ae5e1eec6454a198af7791108d847900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.745846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089090/publication.txt
observed 2263d5ab341678db723a41b24ac7dc81...
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.