OpenTechnical

OT-2026-000068333

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000068333) never changes.

Identity and time

Publication numberOT-2026-000068333 · never reused
Internal UUID01a0ae90-2480-7e58-b020-9941ba2b3685 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068333
StatusPUBLIC

Content hashes

Canonical text6689daf4221d3fef2c47388dd3e91512fe4b9c65bf9f12355d20ff4e07f4a3e6
Markdown274754b2fc3948b81564ebe696daae2e3040be5c3a3331718e1a9389915937ba
PDF
Publication page58b45887b1fe08021d61fa55fe31b907aaf700ab1b7b900b1cc86adf8939b863
Manifestbdc9bd49c15954fa683651f17940bb706a876a7afd5fc6c6b918140c40e9eca9

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
SignatureQ/vyA/xxx88/kL6kYapTUpOCZlM19w0ngFYIVC+hgyRSklEuQff+DCyHiKdQmSJ9NNS9d8sUbYiChVmPdFIZDw==
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

2026-09-17T10:29:22.510727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068333
observed 58b45887b1fe08021d61fa55fe31b907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:22.494472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068333/manifest.json
observed bdc9bd49c15954fa683651f17940bb70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:22.478088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068333/publication.md
observed 274754b2fc3948b81564ebe696daae2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:22.461934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068333/publication.txt
observed 6689daf4221d3fef2c47388dd3e91512...
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.