OpenTechnical

OT-2026-000016824

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line 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-2026-000016824) never changes.

Identity and time

Publication numberOT-2026-000016824 · never reused
Internal UUID01a0ae6e-5919-7fce-930d-810a87184244 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016824
StatusPUBLIC

Content hashes

Canonical text87b87117048ce25dd319c5e05c512190fbb46c3528cb32982fcd01e0d5d87891
Markdown20f0f98c4e5725b69fea0d0cf754019ae723b2b22cb332ea0c6e06ded1bb98cc
PDF
Publication page32cb7680ecfc269308e3c16e53f56dffe427a9db20446c2f0cf9c7bff8a3dec1
Manifest19a4cbd7b76773f8e71e82d574de32c0e35a4227790fdeb120ecaefbee6d2168

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
SignatureoGwRE/cAmUr/k3UUnc941W6p0fmG7toh4GKoS+KNfdRqWdcnK7KyHKWICqZ+HODYny8pthprZkXNDCpzEoinBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:04.894417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016824
observed 32cb7680ecfc269308e3c16e53f56dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.878721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016824/manifest.json
observed 19a4cbd7b76773f8e71e82d574de32c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.862398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016824/publication.md
observed 20f0f98c4e5725b69fea0d0cf754019a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.846506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016824/publication.txt
observed 87b87117048ce25dd319c5e05c512190...
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.