OpenTechnical

OT-2026-000065684

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000065684) never changes.

Identity and time

Publication numberOT-2026-000065684 · never reused
Internal UUID01a0ae8e-46fa-72ef-a302-44c18fc06fd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065684
StatusPUBLIC

Content hashes

Canonical text9de088bfefdca056f9d9cddf104f7ae87e3c6e8d6e241e24d8227741f09726a1
Markdown3352338401c22035c2334bcc520b81b34f719af4fafbe5771bc62595f40b5ae6
PDF
Publication page3f3d641e81fa1351c3f4eff34b3f04b48bb436dbe4e437454ecf9fb9e530e033
Manifest2a114ae55655c713df4eeb4d1c0ca4eae8252193be9ec50e164b7c3cdcca1c6e

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
SignaturethgwYq90KbxaIQorD+TMjkZTduyx6FY6h9kjSH9LABJKMW3v1ZuECV/x2rDapyIyfMKf/TeNnXi+OUq1wuJhDA==
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

2026-09-17T10:34:05.783033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065684
observed 3f3d641e81fa1351c3f4eff34b3f04b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:05.764327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065684/manifest.json
observed 2a114ae55655c713df4eeb4d1c0ca4ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:05.716129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065684/publication.md
observed 3352338401c22035c2334bcc520b81b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:05.678225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065684/publication.txt
observed 9de088bfefdca056f9d9cddf104f7ae8...
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.