OpenTechnical

OT-2026-000093584

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093584) never changes.

Identity and time

Publication numberOT-2026-000093584 · never reused
Internal UUID01a0ae9e-508b-745c-a3f3-bdca3078914b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093584
StatusPUBLIC

Content hashes

Canonical textc03aff5a04a760264bd953d71d5a9325aadfb702c1859f29d186c0f751c7056b
Markdown5f3b95420dffda1dd2af80d64fd118ec15b8907901f086b21314bdb1e69a1e5b
PDF
Publication page75120c603b5ad450d6081e8ec3e4c7a80800aa492448b2078e0c67c01d656ea5
Manifest7e36b6f659e0750b1e2fa8d202b500fd6c73c92441eb32b2961ef86bcc585aff

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
SignaturevV4kWz8N5R6YEpxHvOGPyKhFsrC4eBmTqC/17hpXNlWI1rCfE6ua8SBW3ELepP5Dzb34cnq0ll57W9iXwZi+CA==
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

2026-09-17T09:39:37.253834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093584
observed 75120c603b5ad450d6081e8ec3e4c7a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.236665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093584/manifest.json
observed 7e36b6f659e0750b1e2fa8d202b500fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.217437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093584/publication.md
observed 5f3b95420dffda1dd2af80d64fd118ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:37.197791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093584/publication.txt
observed c03aff5a04a760264bd953d71d5a9325...
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.