OpenTechnical

OT-2026-000069160

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069160) never changes.

Identity and time

Publication numberOT-2026-000069160 · never reused
Internal UUID01a0ae90-6dcf-7e48-9c19-2996e5fe7627 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069160
StatusPUBLIC

Content hashes

Canonical text6f97f20d7287639c28b50d5de894000fb98a13c13b51e2b7f4b735b122e47008
Markdowna09e8bb31b2b3f8937b083100a86669becab72d4791e759e7e88fc4e3be9b095
PDF
Publication pagef46e559d7913fc26e4d1858917ea448527e6e4b2838f8a5639ae7d5f34f2684b
Manifest75ec71319182056060ec7b4f23873fedd184c4bfb33bb3d23d2929d077e448cd

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
Signaturet+NK82zuuBloz67p+KPWTtUtdFS0OQvW/NXxQ1Q7Sh/alDLKorrkKIkowfucrquOGW+QcMKdXRt9lZRepNW7Dg==
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

2026-09-17T10:29:02.838513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069160
observed f46e559d7913fc26e4d1858917ea4485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:02.821853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069160/manifest.json
observed 75ec71319182056060ec7b4f23873fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:02.804469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069160/publication.md
observed a09e8bb31b2b3f8937b083100a86669b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:02.788020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069160/publication.txt
observed 6f97f20d7287639c28b50d5de894000f...
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.