OpenTechnical

OT-2026-000048338

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000048338) never changes.

Identity and time

Publication numberOT-2026-000048338 · never reused
Internal UUID01a0ae80-4de4-74e4-86e3-fbe3da98850c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048338
StatusPUBLIC

Content hashes

Canonical text06769275cb2d979a3cf664f443922d84fc4d91b2791aae1431da3295f3fa9f82
Markdown5a50b2a8407d5ccabac9fab2dcdd76ad9b874b16368a22bee6897d32940d29ad
PDF
Publication page58f10b6abebd06eb84ed3fa812b30d40efb9ae485ff5a71a928651b8ae830a58
Manifestd5f7aefd942660e10992485287f4404eb1595364a39a0dfc0df73e80a692262f

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
Signatured8gevGnJF4g+V4Lysa9SRT5Q0j7Uue6pQfxQAzGhtGwyqxTfkGjdRCj79ZspTlWZxCNJ3+hD7GC3F6m9I17dDg==
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

2026-09-17T11:04:56.806164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048338
observed 58f10b6abebd06eb84ed3fa812b30d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:56.785559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048338/manifest.json
observed d5f7aefd942660e10992485287f4404e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:56.765150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048338/publication.md
observed 5a50b2a8407d5ccabac9fab2dcdd76ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:56.744265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048338/publication.txt
observed 06769275cb2d979a3cf664f443922d84...
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.