OpenTechnical

OT-2026-000068619

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000068619) never changes.

Identity and time

Publication numberOT-2026-000068619 · never reused
Internal UUID01a0ae90-2482-78fd-9fc4-6b7600a0f035 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068619
StatusPUBLIC

Content hashes

Canonical textbe0e32a20253155fc0116c8135111285598696f8af25fb92cfd5017a7c35c9d9
Markdown8b83cf8f64bdf0ce2d3c033f17b72ddda6250e23e176e61d3ee251a0c5556102
PDF
Publication pagebeceaf2d38850f7f57ac2235fe1d3acb4bbdc3b8a161ee8f82805bfe23846869
Manifestcb88b5e3cd4750f5608fe3381a95aad7bcec7ac036bb7408ace64625d399e1a2

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
SignatureiyYypm8jgWuhFW3LHQu2r9Wc1S5fayrYWkdcfabwWdQbqG0x81SHto3rg/BBfagBDv/zKvQJoAT9L+aH95/BCA==
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

2026-09-17T10:29:48.262751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068619
observed beceaf2d38850f7f57ac2235fe1d3acb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.246488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068619/manifest.json
observed cb88b5e3cd4750f5608fe3381a95aad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.228950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068619/publication.md
observed 8b83cf8f64bdf0ce2d3c033f17b72ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.208809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068619/publication.txt
observed be0e32a20253155fc0116c8135111285...
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.