OpenTechnical

OT-2026-000088992

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000088992) never changes.

Identity and time

Publication numberOT-2026-000088992 · never reused
Internal UUID01a0ae9b-8f11-7863-94bd-caed769c023a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088992
StatusPUBLIC

Content hashes

Canonical text8b9acca4fea9aa9df44e8466f1bcb88866b25cf26594443a12a2e20216c1a358
Markdownba3b3528635938f2e604509864a70b90739afbccb5ae00dfa03db4edb52455b4
PDF
Publication page6e3ea954f72b4f7df35d7ebfcac3574280ccc89e74c4fd9332c5f6ec0fb255e0
Manifest6f011d4719174b50bdc4568e32dfeff7f7ebf9d1e22cf7f9237c9e831777ec5d

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
SignatureHVtdtTqc2V5DbI5G70UmtxxgT239x/BxBy9fGGxo+jcyuGSRKJo4lUBJzwy+FQH3HQQKm7YKHvVBYaUt1xQCBg==
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

2026-09-17T09:48:29.518183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088992
observed 6e3ea954f72b4f7df35d7ebfcac35742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.501440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088992/manifest.json
observed 6f011d4719174b50bdc4568e32dfeff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.479008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088992/publication.md
observed ba3b3528635938f2e604509864a70b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.455511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088992/publication.txt
observed 8b9acca4fea9aa9df44e8466f1bcb888...
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.