OpenTechnical

OT-2026-000073397

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000073397) never changes.

Identity and time

Publication numberOT-2026-000073397 · never reused
Internal UUID01a0ae92-efb8-7c23-b7e2-285c76082c59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073397
StatusPUBLIC

Content hashes

Canonical text5635225f8d0b8234f8397852209ea1d134b0305b9a08c78675386eff1121ef2d
Markdown49b1bfaa7123a9243b5000070f4683942b9a3c1efdca7f89474716830e667623
PDF
Publication paged9317c16187fef59436c7706fd3c2f0ccaf127118e6376eb4825d23662872d54
Manifestd3ca1ea7fa5cbc53c2067cc26bafb5fff2739079feae0290435317080bc8de40

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
SignatureOVMl6+vfu6XTXvOAcGuLHJCfTA7qpLpAdEfiZ3TGNszGgtTVmu6CDf1SmYC+1BJoUfWRzmU/ugZsLe67SXgwDw==
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

2026-09-17T10:21:26.420667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073397
observed d9317c16187fef59436c7706fd3c2f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.402073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073397/manifest.json
observed d3ca1ea7fa5cbc53c2067cc26bafb5ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.381787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073397/publication.md
observed 49b1bfaa7123a9243b5000070f468394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:26.364053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073397/publication.txt
observed 5635225f8d0b8234f8397852209ea1d1...
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.