OpenTechnical

OT-2026-000073745

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000073745) never changes.

Identity and time

Publication numberOT-2026-000073745 · never reused
Internal UUID01a0ae93-2b8d-71e8-9cb1-0f255dfc4714 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073745
StatusPUBLIC

Content hashes

Canonical text61c5ea7ce9f8c6bb9458dd833c052390740e60e9f0551d9b7d2a8f78ff16ba1a
Markdown27e478b962e5fee84109b1ed0c540c33135ef80f3e26abf0fc4862415a76af8e
PDF
Publication pagee4b1d4e6a61d5fee9b0739eb83c4a91abb06c8bf6c63f35bb1677a765ce97b19
Manifesta46c2a55d62c344d4eb26cd1a935ff74b19a119137bfd8ba6905d27fa391c5ab

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
SignatureClZAgKdeP4UZYQC6k0mtt1k/7xNq0zNuvsGScrban8YgAnVLeI/30bpPbi/WITInkuvWs0YlAdELLhpYRLYVDw==
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

2026-09-17T10:19:49.826974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073745
observed e4b1d4e6a61d5fee9b0739eb83c4a91a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.807426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073745/manifest.json
observed a46c2a55d62c344d4eb26cd1a935ff74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.790092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073745/publication.md
observed 27e478b962e5fee84109b1ed0c540c33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.771430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073745/publication.txt
observed 61c5ea7ce9f8c6bb9458dd833c052390...
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.