OpenTechnical

OT-2026-000068033

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000068033) never changes.

Identity and time

Publication numberOT-2026-000068033 · never reused
Internal UUID01a0ae8f-c4fe-7c3c-ab18-32368a0e6e5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068033
StatusPUBLIC

Content hashes

Canonical text7aa97ba958dea2c5355d5f709c069ebbd93a6aa2058e61c950da8d3de4a9a1a4
Markdownaf80e781b515e686c8da08863c49fd65b73720efdda1e8a7f5c777d454a3c0d2
PDF
Publication page6008d19677f87c98c18eae6a5046d037dacedd2fdfbda6849405f62c7f13b1a1
Manifest2b01e6a2e61f42c4a5bf12cf01fdbb209696b4cbcd1098e7164cf27e29e7f56a

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
SignaturenXAqp8SGRVl5A21YDp6jnJX5PgZDQy1P3lziPxaFNMw3QtsAXznl3bpCzETAlT7uP9Ehzg5ajHmO0ZiwNQaqDg==
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

2026-09-17T10:30:35.827917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068033
observed 6008d19677f87c98c18eae6a5046d037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.808028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068033/manifest.json
observed 2b01e6a2e61f42c4a5bf12cf01fdbb20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.789909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068033/publication.md
observed af80e781b515e686c8da08863c49fd65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.771598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068033/publication.txt
observed 7aa97ba958dea2c5355d5f709c069ebb...
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.