OpenTechnical

OT-2026-000069551

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000069551) never changes.

Identity and time

Publication numberOT-2026-000069551 · never reused
Internal UUID01a0ae90-b52b-7f72-ae75-869cf98a76cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069551
StatusPUBLIC

Content hashes

Canonical texte38f59aeb9319cfb845331ac54684807e902eccd80083159780770bbd8337d21
Markdown3c190877449203b396310cb58e04e09943375a3ec1e74d7eb214859e106bcf89
PDF
Publication page2c83682ecb00b7d6069c9f19b67bb0c30e5a39e6a9197cb91819f581f4c66883
Manifest26c7461eabf5b966dabae0433ff727899b19b5d92fd2beff0a34d4ae7a500bbd

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
Signature770G013dfHTVYgDX3G66oyUeLrP3YDHQJbe18n2OMldC9POzrQ5hP5U+sMfPxkh1nHeOFf+nRKeWVLtIFbJjAw==
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

2026-09-17T10:30:39.858823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551
observed 2c83682ecb00b7d6069c9f19b67bb0c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.842302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551/manifest.json
observed 26c7461eabf5b966dabae0433ff72789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.823431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551/publication.md
observed 3c190877449203b396310cb58e04e099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.803523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551/publication.txt
observed e38f59aeb9319cfb845331ac54684807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.019489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551
observed 2c83682ecb00b7d6069c9f19b67bb0c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.002795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551/manifest.json
observed 26c7461eabf5b966dabae0433ff72789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:11.986236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551/publication.md
observed 3c190877449203b396310cb58e04e099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:11.968844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069551/publication.txt
observed e38f59aeb9319cfb845331ac54684807...
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.