OpenTechnical

OT-2026-000094742

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000094742) never changes.

Identity and time

Publication numberOT-2026-000094742 · never reused
Internal UUID01a0ae9f-2ded-7aa0-aae7-390460851e16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094742
StatusPUBLIC

Content hashes

Canonical text13383ad79d288209a9b4bc8fcbdae02cd77da79e40355e6c1ad96ec557344c90
Markdowndf209add10ae50c0aef1eb2e0c56cf3c87fe9540ff5eb3f100742426ca5b7b4b
PDF
Publication pagef4fb64ebc31a83f37743ee2fc1c2f0719a46e6aef6d063f4b3dae78c5569cecc
Manifest93a258e03382af89c72e25de808513117b9ab2db6c9b1adbf83d99f89466ee19

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
SignatureAkdyanRidpHArHP0D/VkCyXE+PIFe7xTvKBQ585d6Hw5YcW0I/zilV3ETlJgasgC0bDCS/i6xbcBOZfEaYNbDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:12.660061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094742
observed f4fb64ebc31a83f37743ee2fc1c2f071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.644460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094742/manifest.json
observed 93a258e03382af89c72e25de80851311...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.627510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094742/publication.md
observed df209add10ae50c0aef1eb2e0c56cf3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.581619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094742/publication.txt
observed 13383ad79d288209a9b4bc8fcbdae02c...
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.