OpenTechnical

OT-2026-000069436

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000069436) never changes.

Identity and time

Publication numberOT-2026-000069436 · never reused
Internal UUID01a0ae90-b52a-7802-82eb-80bd748a775b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069436
StatusPUBLIC

Content hashes

Canonical text504dd933d6325b859d50331489d9f76b15979055d7ec7cadb0105d04110eba97
Markdowncfb7aaa8b2d84901ffeba1245d40b4764419dab8e722984c5f7e80f452e86940
PDF
Publication page8e890cf6a29954abf27028ca795e5b893ce679f35b6e871cfacfa6ed15cf5663
Manifest63e0e0c9fa66392604c8b891e8f93722273f3aafb1f0866b11d15a4f89f99f2a

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
SignaturepfntryUPBzJHfOCpid+pDsAEP3Id+7qv2EM8MRZXUJrf1jbm3UeUtK4nO3UpiP6avNrwU5T0/xYMO33gvp8DAg==
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

2026-09-17T10:30:30.213075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436
observed 8e890cf6a29954abf27028ca795e5b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.190657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436/manifest.json
observed 63e0e0c9fa66392604c8b891e8f93722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.169522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436/publication.md
observed cfb7aaa8b2d84901ffeba1245d40b476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.148656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436/publication.txt
observed 504dd933d6325b859d50331489d9f76b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.178842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436
observed 8e890cf6a29954abf27028ca795e5b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.161678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436/manifest.json
observed 63e0e0c9fa66392604c8b891e8f93722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.144507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436/publication.md
observed cfb7aaa8b2d84901ffeba1245d40b476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.125838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069436/publication.txt
observed 504dd933d6325b859d50331489d9f76b...
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.