OpenTechnical

OT-2026-000026758

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000026758) never changes.

Identity and time

Publication numberOT-2026-000026758 · never reused
Internal UUID01a0ae72-3451-7c5e-97c5-2942680d7d99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026758
StatusPUBLIC

Content hashes

Canonical texta1ce1ea2d2180f7992798c7292aa7e80508dd72c76d0511db47538c3b44ebd7e
Markdown98c09cc526302c14028fc8beee20982eaac73388ac3654caa2a6c73300b7d5cb
PDF
Publication paged1c2afb5843c46b41727bd8041f4f77aeb8902c0a09ec8c8d72b4aa5a6bdc532
Manifest0c910868ce4d23cb24af90a465b20f00dc5a472bb647012d91d90490a490c7b2

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
Signature6PHlE5R+IYhtTT29HcnSc8xC+2bmdIWX6qZ01NAiKSuJ+CLHNIFdDTkPtZTyAefcDSF9CfELBUbLefc3tUKWCQ==
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

2026-09-17T11:43:19.719839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026758
observed d1c2afb5843c46b41727bd8041f4f77a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.702438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026758/manifest.json
observed 0c910868ce4d23cb24af90a465b20f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.684746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026758/publication.md
observed 98c09cc526302c14028fc8beee20982e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.667472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026758/publication.txt
observed a1ce1ea2d2180f7992798c7292aa7e80...
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.