OpenTechnical

OT-2026-000038957

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-2026-000038957) never changes.

Identity and time

Publication numberOT-2026-000038957 · never reused
Internal UUID01a0ae78-76a0-7ffe-95ab-d36457a8c437 · 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-2026-000038957
StatusPUBLIC

Content hashes

Canonical textfdd89ad3b645bd166dc5a08b5e55afc0ee4ea7384aa7b0e1c93896599e78d408
Markdownfae987ce48f1c247eb82e897e84c2d2c2b967d094c4a5db54bc6966a6fd14b01
PDF
Publication page2064860b8f12019e61b1a1a91768c35894837c8128d0c94333ced3e3adb3ff9c
Manifest2c0cc5cf56fa256ebd99b741320aad4237b964f42de687d0c571bc2d4a2e8fa5

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
SignaturePca+t02ElMDgIf8+I9rIzIJspUFP1mx/VF+3Xmb6boPrl++5/+KRuJPL/XriRHpg9Sb/zFut5Ldyn/mrzwdCDQ==
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

2026-09-17T11:22:13.788180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038957
observed 2064860b8f12019e61b1a1a91768c358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.770029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038957/manifest.json
observed 2c0cc5cf56fa256ebd99b741320aad42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.751099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038957/publication.md
observed fae987ce48f1c247eb82e897e84c2d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.734019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038957/publication.txt
observed fdd89ad3b645bd166dc5a08b5e55afc0...
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.