OpenTechnical

OT-2026-000075209

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000075209) never changes.

Identity and time

Publication numberOT-2026-000075209 · never reused
Internal UUID01a0ae93-f200-7d5f-842d-04182c3a8012 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075209
StatusPUBLIC

Content hashes

Canonical text1da584193fd56f2520d9a4ac5c954d8187b21f031a54137e9c7674088863d2a7
Markdown70b86b01c41267552dec186df136e329e6dd0edb1d8b6430cc4739c3be9b4e81
PDF
Publication page43a0f62e4239c8239d869039182be239fe8a1b0f2fb7620c0ff9c6d57169c043
Manifestcf2029dd0a1d3039c00a260c310638980582edfddb676e6759382b5ba32a320b

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
SignatureOvBU6qpRHrpi2uybqPEGxsddDr0EpT1+zuXU4qRFdIlMAfFHpwTlxSNlLf/TahhFX5NmU7vRAqX9dyMShismBw==
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

2026-09-17T10:20:28.401873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209
observed 43a0f62e4239c8239d869039182be239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.383274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209/manifest.json
observed cf2029dd0a1d3039c00a260c31063898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.364844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209/publication.md
observed 70b86b01c41267552dec186df136e329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.343223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209/publication.txt
observed 1da584193fd56f2520d9a4ac5c954d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.239679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209
observed 43a0f62e4239c8239d869039182be239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.221985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209/manifest.json
observed cf2029dd0a1d3039c00a260c31063898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.203344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209/publication.md
observed 70b86b01c41267552dec186df136e329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.059583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075209/publication.txt
observed 1da584193fd56f2520d9a4ac5c954d81...
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.