OpenTechnical

OT-2026-000027822

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000027822) never changes.

Identity and time

Publication numberOT-2026-000027822 · never reused
Internal UUID01a0ae72-a4a5-73ac-adb3-83756a055612 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027822
StatusPUBLIC

Content hashes

Canonical text551de1b39ce8b78c25bc5be2ead4123b42ba676bd82e1dfc6bf05dd309c2e5a2
Markdownaefee95897b0b639c64112c276d21cdd9e9a7cc20852c34de213da65c9f27c76
PDF
Publication page8671aee5762a78f2923c1958bb8369ba081dcca67f9277a2e7271ddd116b034f
Manifest0f7e5a4a0108c480e6b8c9cd2bd0073b745e1563b4482b579c1ed43d77fc9e91

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
SignatureR3CM5h8TKz353pQP3b0AOwvzkz5RN2iUzFODMQtXUU/kvo5J2jHitRlL2Za93IR7I9cXL4nfJIIYfF2XmG42Dw==
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

2026-09-17T11:41:52.581674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027822
observed 8671aee5762a78f2923c1958bb8369ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:52.561932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027822/manifest.json
observed 0f7e5a4a0108c480e6b8c9cd2bd0073b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:52.542915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027822/publication.md
observed aefee95897b0b639c64112c276d21cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:41:52.523650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027822/publication.txt
observed 551de1b39ce8b78c25bc5be2ead4123b...
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.