OpenTechnical

OT-2026-000099459

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold 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-2026-000099459) never changes.

Identity and time

Publication numberOT-2026-000099459 · never reused
Internal UUID01a0aea2-c974-7281-b202-7661eee3ccf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099459
StatusPUBLIC

Content hashes

Canonical textf318e73382f4677599515e49ae173ab450c3f304d9fd7617cfbd122f654a1b9d
Markdownf81759043894af4a90ff0eb65e9e972a9c4082428611e80f6f7d59a1076c8b3e
PDF
Publication pageceb18763ad858f32e6c88b0dc7fa55a787e2b63a32b7de0f034d9e837d94df32
Manifestf83ec626693f53554ddf04bc9213c5e6cf15018f5fdad385ee886105f6365c62

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
SignatureEia8RihVx4RX+Dz9fRhiZlyHLWUdNOSGj/KQxGjMJZUbkIPk7B+XGcGX75xnxP7AOYCuEcomLCeTrJsrCEU/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:14.440542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099459
observed ceb18763ad858f32e6c88b0dc7fa55a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.422702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099459/manifest.json
observed f83ec626693f53554ddf04bc9213c5e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.404815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099459/publication.md
observed f81759043894af4a90ff0eb65e9e972a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:14.385662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099459/publication.txt
observed f318e73382f4677599515e49ae173ab4...
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.