OpenTechnical

OT-2026-000038953

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000038953) never changes.

Identity and time

Publication numberOT-2026-000038953 · never reused
Internal UUID01a0ae78-76a0-72d0-acba-79025035e0e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038953
StatusPUBLIC

Content hashes

Canonical textad6e08671070cb8a1d991474c360e696f8cad0b7b3910d512d3d6f670bd07a46
Markdowne7a2dea34e0550062ee9b32408267961d0e7935727c27950651051bcbd8a0187
PDF
Publication page0b55ff1fab204c192c47bf02bfac65ca96ea4876ab0bb427177aa08d15e0fa55
Manifestd16b928a01c82d73cd4b6235d8cad06ca2ff823116a9429502c51dc2a02d06f4

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
SignatureiK1breJldbB4y5gX7Dx4k4dzpYuOSm+db7N4tOoYPI1npqZrw6z4rLYeUIZxLKfZH35Tm+DwksSg7eH3/DYfBA==
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

2026-09-17T11:22:13.497457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038953
observed 0b55ff1fab204c192c47bf02bfac65ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.480608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038953/manifest.json
observed d16b928a01c82d73cd4b6235d8cad06c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.464107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038953/publication.md
observed e7a2dea34e0550062ee9b32408267961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.445341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038953/publication.txt
observed ad6e08671070cb8a1d991474c360e696...
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.