OpenTechnical

OT-2026-000065447

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000065447) never changes.

Identity and time

Publication numberOT-2026-000065447 · never reused
Internal UUID01a0ae8e-46f9-7d3a-961f-e14b0a1d44e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065447
StatusPUBLIC

Content hashes

Canonical text08ac8fc1f163c63843509f38f56911c433a3c3b30dfb18639a26877b77982fcc
Markdown529562f10c1dd7c3cb3f70fc88012b36a869afe4b932cc797d4987907e993708
PDF
Publication pagea8b75e1f4a2e1ce3afe93c5a27432547f9f813cc87503560d5fb0b0ea60d7a43
Manifestf432b3f5f5551c55282957c3a26994ba15ddd19e50ecc1bba50e5ce441f8f633

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
SignatureBQC2+LrAErSIa+5Qc5Rwq4fq+5l74IvnP2jXGrU8QNZu4j5e3BGfA8VxoFo+ywQexn6llQeOFz3dULAW9qhzCg==
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

2026-09-17T10:33:43.483939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065447
observed a8b75e1f4a2e1ce3afe93c5a27432547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:43.468061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065447/manifest.json
observed f432b3f5f5551c55282957c3a26994ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:43.450797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065447/publication.md
observed 529562f10c1dd7c3cb3f70fc88012b36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:43.432443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065447/publication.txt
observed 08ac8fc1f163c63843509f38f56911c4...
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.