OpenTechnical

OT-2026-000087257

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three 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-2026-000087257) never changes.

Identity and time

Publication numberOT-2026-000087257 · never reused
Internal UUID01a0ae9a-cd4d-75dc-93fe-819329927a1a · 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-2026-000087257
StatusPUBLIC

Content hashes

Canonical text43a65afcb87a74637f00ffa384492c09f8efd27f67fdc0ccce691566276d24ef
Markdown35b1b278951db557f108a07f16d349667baa8ef65d8211702100eb6cd1a2a755
PDF
Publication page408ed5fd1b2e39efab54f078376b187ea884c59be59d1c7ce473cd766d3901ca
Manifestea1fc3d22e30cdfac96975c7fa8fbef1a8744bda4d01d3881a33d3c6540254be

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
Signaturenad3hRpQtKkV2hSB8jjiZyECV9jw3yZPwTcKbbq1+ru5JFLBOKxcoznVUrpNI1q4de7EgSfnibAZfpos0UWEBg==
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

2026-09-17T09:50:22.341216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257
observed 408ed5fd1b2e39efab54f078376b187e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.316107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257/manifest.json
observed ea1fc3d22e30cdfac96975c7fa8fbef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.293214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257
observed 408ed5fd1b2e39efab54f078376b187e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.292422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257/publication.md
observed 35b1b278951db557f108a07f16d34966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.273641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257/publication.txt
observed 43a65afcb87a74637f00ffa384492c09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.273267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257/manifest.json
observed ea1fc3d22e30cdfac96975c7fa8fbef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.254024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257/publication.md
observed 35b1b278951db557f108a07f16d34966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.236502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087257/publication.txt
observed 43a65afcb87a74637f00ffa384492c09...
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.