OpenTechnical

OT-2026-000070589

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000070589) never changes.

Identity and time

Publication numberOT-2026-000070589 · never reused
Internal UUID01a0ae91-5460-7a3f-9268-29f8356078a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070589
StatusPUBLIC

Content hashes

Canonical textfba8c65271d1ac604c60b6bb778961c3611cf2cc47bfe9488e5cdc183b7cb101
Markdown4138cdb8c7e48abb30383b9c125e64b182d64d8d3cceaf208c7ed07b1eba9df5
PDF
Publication pageac66f0d0f728d7677eaa65645b1c721a1c437439c32876789ecb5e66053ce727
Manifest2d4e6feeae455507c8f053bd8dd2edcf9489d66489bb8c99f647c5247814ed4c

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
Signature3VTbL7DdtYfTMSI6wM626HjLFqPEyg0ZWvpggZABipQRJge6r0rvhBFo+ZxrhSFTkSyAfJRsxJravR31bYqLAQ==
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

2026-09-17T10:26:26.659799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070589
observed ac66f0d0f728d7677eaa65645b1c721a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:26.641949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070589/manifest.json
observed 2d4e6feeae455507c8f053bd8dd2edcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:26.623189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070589/publication.md
observed 4138cdb8c7e48abb30383b9c125e64b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:26.603999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070589/publication.txt
observed fba8c65271d1ac604c60b6bb778961c3...
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.