OpenTechnical

OT-2026-000016874

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000016874) never changes.

Identity and time

Publication numberOT-2026-000016874 · never reused
Internal UUID01a0ae6e-5919-7fcb-a1a3-19b45662c718 · 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-2026-000016874
StatusPUBLIC

Content hashes

Canonical text74727ca1c7e58211d9a24eae34be336b8577cc48d66eb8fb5a8333b5d5a0085d
Markdown0528eaa4cd866e7450505c319b4352c2a73583e3f37683c472c3ee8e16a73e33
PDF
Publication page44520974b801564fde0d459ba40da8b6cd94afe0d49d20fbf305d122ad6e55b6
Manifest6567565197562a2581c21ae431728cb386937b6e86e88ba1da07505d7f6faf07

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
Signature5cSA8shDxMQL9YOJ4yttR7pTS2qjlT7a+V0l+nZI5wMSr6wz0I+E0gCWkwfVabSWl4daZT+xq3WVhs4Kdbk+Cw==
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

2026-09-17T12:03:08.655487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016874
observed 44520974b801564fde0d459ba40da8b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:08.638644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016874/manifest.json
observed 6567565197562a2581c21ae431728cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:08.620755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016874/publication.md
observed 0528eaa4cd866e7450505c319b4352c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:08.606553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016874/publication.txt
observed 74727ca1c7e58211d9a24eae34be336b...
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.