OpenTechnical

OT-2026-000087342

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000087342) never changes.

Identity and time

Publication numberOT-2026-000087342 · never reused
Internal UUID01a0ae9a-cd4f-76ef-8ba6-00d39e84eca8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087342
StatusPUBLIC

Content hashes

Canonical text9bd4ce8231940a802c826ccb3e02945348565970776688e15323f002d4e3f4cf
Markdownffc3ba5106b42ea41d9641e3a8071e49ff5a3b29c0bd7159f36a6886d88df0e6
PDF
Publication pageaa999532b5715b0341fb4c5b9b0977c1b8f2d2433bbebda4a890851bf44cd9b9
Manifest1eba51d2be562e2ec9839c99dac554e12113dbdee248fc44b4f3382c0201389f

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
SignatureV8zSdPsOqObf0FRpNLwgmM7Jz3YYdlsRZh4wPY7ujh07PBDt1Znl9AkwX8xZ6dE/H3gNKRCc0GjciluhDMcdCw==
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

2026-09-17T09:50:30.833467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342
observed aa999532b5715b0341fb4c5b9b0977c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.833342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342
observed aa999532b5715b0341fb4c5b9b0977c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.817208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342/manifest.json
observed 1eba51d2be562e2ec9839c99dac554e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.816332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342/manifest.json
observed 1eba51d2be562e2ec9839c99dac554e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.800098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342/publication.md
observed ffc3ba5106b42ea41d9641e3a8071e49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.799602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342/publication.md
observed ffc3ba5106b42ea41d9641e3a8071e49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.781795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342/publication.txt
observed 9bd4ce8231940a802c826ccb3e029453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.781243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087342/publication.txt
observed 9bd4ce8231940a802c826ccb3e029453...
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.