OpenTechnical

OT-2026-000079228

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000079228) never changes.

Identity and time

Publication numberOT-2026-000079228 · never reused
Internal UUID01a0ae96-0b8f-7424-b28c-f63b020e15dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079228
StatusPUBLIC

Content hashes

Canonical textef66f14b68a925cbb4c7866f9c92d7e473fc311bb0b62b7fb77071fea0927ef6
Markdownf07dfb4366a7f1b0c6c2186337be0cf8486a6535bd773dde7b1b0d284b9de020
PDF
Publication pagebf598e3f8ce4e3159e0eed0088fd625978c2a730089b2a29eb15ff1462840d07
Manifest97b9cf18968766a0f5bad819c5c05ad916c82e9394c59213130510b1350ccc9c

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
Signature5MOD471TijsNpWx8FVeD2V/xHzYj7q27kPvbzhllqog/kjVrXeiSDD6ox88eFBBZPyUQ311mLxpggBX1B0v8DA==
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

2026-09-17T10:04:41.630075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079228
observed bf598e3f8ce4e3159e0eed0088fd6259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:41.611088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079228/manifest.json
observed 97b9cf18968766a0f5bad819c5c05ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:41.592593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079228/publication.md
observed f07dfb4366a7f1b0c6c2186337be0cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:41.574758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079228/publication.txt
observed ef66f14b68a925cbb4c7866f9c92d7e4...
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.