OpenTechnical

OT-2026-000078186

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000078186) never changes.

Identity and time

Publication numberOT-2026-000078186 · never reused
Internal UUID01a0ae95-7c26-75c9-af8f-a7e227ad797a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078186
StatusPUBLIC

Content hashes

Canonical textf62b44345170e9ef6d07abf9590ded1236520692174486c738def869cab6c1c1
Markdownf5b3c2470f43811873b905f40651a048255b8d678a7812f928da529044dccaa1
PDF
Publication pagedb274e4e3a92f132180cde45082f2428ccf6ee86d99feed5bc9acb418b9d8195
Manifest31966d6007d84c433715a35bc84b0af480114b0bbd251ba47d1e4b8aec19fc5a

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
SignaturepguSJPVRuDqEHG1Pu9luZHJbtKIM+ykQKzf9gKbEopI29UVakh+vocynVeAQAPeGapLAKeQ1NcjnTJ9sd3KaAg==
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

2026-09-17T10:06:02.919692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078186
observed db274e4e3a92f132180cde45082f2428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.901782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078186/manifest.json
observed 31966d6007d84c433715a35bc84b0af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.883878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078186/publication.md
observed f5b3c2470f43811873b905f40651a048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.864465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078186/publication.txt
observed f62b44345170e9ef6d07abf9590ded12...
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.