OpenTechnical

OT-2026-000068007

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068007) never changes.

Identity and time

Publication numberOT-2026-000068007 · never reused
Internal UUID01a0ae8f-c4fe-7308-b580-71afbbf9a7ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068007
StatusPUBLIC

Content hashes

Canonical texta5f6ce49c74689d4403f149348131e5b1e86317374e12020771d0e18e4a7b672
Markdown1602e5db53989cf8eb8acc2d047b010aa9b26ab2ff17a089bab0953f25fa689b
PDF
Publication page01773188ecf3c5e516740bd24abdc8655cb73087c4d9149721f9e4b9f53765fe
Manifestcbae32a4c3f7c9e6b51e385976900b20b3573ab0bcd2e55295f0e87244d8a76e

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
SignatureQfZwu7jbwfMiwAo65BLLBE9RiW0OSYYPHwXYQ8QA9nHbqbaVbfkKECZVc8wwDhlznO0quowsowk/wNTf7EQAAw==
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

2026-09-17T10:30:33.748718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068007
observed 01773188ecf3c5e516740bd24abdc865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.730892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068007/manifest.json
observed cbae32a4c3f7c9e6b51e385976900b20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.713106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068007/publication.md
observed 1602e5db53989cf8eb8acc2d047b010a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.694951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068007/publication.txt
observed a5f6ce49c74689d4403f149348131e5b...
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.