OpenTechnical

OT-2026-000073103

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000073103) never changes.

Identity and time

Publication numberOT-2026-000073103 · never reused
Internal UUID01a0ae92-c816-76fc-8386-bbc050f91269 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073103
StatusPUBLIC

Content hashes

Canonical textc6e433e0efd31b608c93af628d97b49ee27442b1d2042b813d762fc34c501d33
Markdownf51fb5438b3bdcbda36bdd6dc2e22e7bd3a8f63bf822cb163fc908f08dcda0f8
PDF
Publication pagecc46db66eb314e70215dcc0a277f92b57ffe373df7509048e56a5c3f33193d9e
Manifest439cd7fd4892cc50f8d0b0678a697d3860d59570425c13575fce54e71853a68f

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
SignatureiprM77csaXCKfWBXhYEeH4Y+UPM4VY5gbhl+QfEhSeD0vCki8t9JGCcwT4jVdvXyVy4sFs6aCan4kaa58GX/Dw==
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

2026-09-17T10:22:03.853633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073103
observed cc46db66eb314e70215dcc0a277f92b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:03.835368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073103/manifest.json
observed 439cd7fd4892cc50f8d0b0678a697d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:03.816449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073103/publication.md
observed f51fb5438b3bdcbda36bdd6dc2e22e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:03.796331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073103/publication.txt
observed c6e433e0efd31b608c93af628d97b49e...
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.