OpenTechnical

OT-2026-000082711

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000082711) never changes.

Identity and time

Publication numberOT-2026-000082711 · never reused
Internal UUID01a0ae97-8cc8-7075-bb19-5e220bb2a129 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082711
StatusPUBLIC

Content hashes

Canonical text2fbff1725e59827b6bc2bf1d9b6f89f01c0e976dc3ee9f92b8f8f2cde871634a
Markdown674a6f1bdd6836576f98dd519bf28a2483d961385136f9bffd794751b4dc4d74
PDF
Publication page29f6dff93817fc61ecd922a08b99fa2eb1d9860125174618bf6451ad12eb0904
Manifestc4b2332fd1d44889e874bfc785efe51e6def8d27db0df2f2f4a7244826a38147

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
SignatureQv2wdQHYgwmqemDxqb0QGHEdhc25GvdL61XpeTmftZLty7DnLrD8SgZ65NF+D2fNSeP57uHntBkwJwQdE9KNBg==
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

2026-09-17T09:58:17.193801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082711
observed 29f6dff93817fc61ecd922a08b99fa2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.176137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082711/manifest.json
observed c4b2332fd1d44889e874bfc785efe51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.160093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082711/publication.md
observed 674a6f1bdd6836576f98dd519bf28a24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.142736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082711/publication.txt
observed 2fbff1725e59827b6bc2bf1d9b6f89f0...
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.