OpenTechnical

OT-2026-000083222

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000083222) never changes.

Identity and time

Publication numberOT-2026-000083222 · never reused
Internal UUID01a0ae97-c963-7fe0-9a7b-85728b922731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083222
StatusPUBLIC

Content hashes

Canonical text73395d46abb2dd084c4543bbb814deae253eb249a9951de32dc0c5cfcf06b448
Markdown889a35349fd37dee3216ee25c88f4b234c6cc26137029a98b66a97274df6a10f
PDF
Publication page313f3fb3f83973d61ca54feb24dd15b68f0dedb559dd8e4641d2008b5a6f55b7
Manifestd88927fe94183e609ea12818182911476ed00d1e47aa0ad19c39d879acb3706f

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
Signaturejxrhu0/RYN9JsSA+9G6lBh2z8VKjkdmT9DTQi0awdietWdIt/JZhm9GLII/CxLHmLUlAtE1N1HVQggEwWlrSAw==
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

2026-09-17T09:01:08.674004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083222
observed 313f3fb3f83973d61ca54feb24dd15b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:08.653513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083222/manifest.json
observed d88927fe94183e609ea1281818291147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:08.631712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083222/publication.md
observed 889a35349fd37dee3216ee25c88f4b23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:08.611182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083222/publication.txt
observed 73395d46abb2dd084c4543bbb814deae...
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.