OpenTechnical

OT-2026-000076365

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000076365) never changes.

Identity and time

Publication numberOT-2026-000076365 · never reused
Internal UUID01a0ae94-6a70-7f9d-b573-a89b54a68547 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076365
StatusPUBLIC

Content hashes

Canonical texta8b30e0aa99ca267a08f9f8bb52bdcdad38554923ff8d3ebac0ae0bf0749b49b
Markdownd7814e76a642476bdb3b76bfa1efed1d41ab38022a97a5aff829ca2547587341
PDF
Publication pageb7e57b7b610663b5fd7ac213c2d67437c26ef57f03449f16a90875de94864580
Manifestbe89e92448906fe8ea9bdc87d3fb08bd2d42174629ef197eab70d45a16ad4a26

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
SignatureX5eRtT+DvAT/1Hjy/7kPgmcFKQ51JrwtVseKTL8Ouz1uuMone7GMtDNlX33d+Ba1rVXckcB7MLn3pm6ddQC3Dg==
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

2026-09-17T10:12:13.921305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076365
observed b7e57b7b610663b5fd7ac213c2d67437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.901619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076365/manifest.json
observed be89e92448906fe8ea9bdc87d3fb08bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.882525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076365/publication.md
observed d7814e76a642476bdb3b76bfa1efed1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:13.861624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076365/publication.txt
observed a8b30e0aa99ca267a08f9f8bb52bdcda...
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.