OpenTechnical

OT-2026-000064335

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000064335) never changes.

Identity and time

Publication numberOT-2026-000064335 · never reused
Internal UUID01a0ae8d-a460-7713-a0be-c8ed47c2c8ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064335
StatusPUBLIC

Content hashes

Canonical text083f71246235b5e4cf4283ea3a1cf3caf2dceae4dfea6c8d432fbe3dafb67905
Markdown1b0ba2c4f2e3d2527a66fac50a9a2dcb74a6875dbbcc6201109cc76957cf5980
PDF
Publication pageaf372feecd25ed8871c8fb560dff3b416679dad64825b6039b730fe46b2c01ca
Manifeste57fd4d06231420afa108f628250e8728ea27217ff995365bbd90f45fe7248c7

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
SignatureXeYLVeK5H3Jm+WxX27wazpOykyQKJZhVTGoEDhoDbrl62PL9TC0RBOxfvmwIw6L8Zb4UpGIbS/B+SUghhxdFDQ==
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

2026-09-17T10:36:29.470406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064335
observed af372feecd25ed8871c8fb560dff3b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.452728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064335/manifest.json
observed e57fd4d06231420afa108f628250e872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.436363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064335/publication.md
observed 1b0ba2c4f2e3d2527a66fac50a9a2dcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.419046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064335/publication.txt
observed 083f71246235b5e4cf4283ea3a1cf3ca...
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.