OpenTechnical

OT-2026-000093069

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000093069) never changes.

Identity and time

Publication numberOT-2026-000093069 · never reused
Internal UUID01a0ae9e-0910-7524-9756-26f1bae692f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093069
StatusPUBLIC

Content hashes

Canonical texta872846460584f1f53d661ffdcde18b98fd7f80c07d6055118b922f5a71b2e10
Markdownb66e4e1ae9fd559ca75e001754a28e91e642a9fc2259fd05bcbefb5bbbdfeedc
PDF
Publication page62be38fc98597b5444e9642ad3ba6798785148afe5fba6886939f4232454fcc9
Manifeste65d46b6634515089f58e2a05c6f4f5ff808df42f1da137efbe409ee5cdacd13

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
SignatureRS+Msn8kFhwUiNXeCHUeAv7vDzbgjHvOT2YbLmtkeDBglyrmjcQqkBzDmWzIwe3gr6ekhQgfL22/bs2ajf4bAg==
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

2026-09-17T09:40:19.071806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093069
observed 62be38fc98597b5444e9642ad3ba6798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.054576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093069/manifest.json
observed e65d46b6634515089f58e2a05c6f4f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.033795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093069/publication.md
observed b66e4e1ae9fd559ca75e001754a28e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.015764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093069/publication.txt
observed a872846460584f1f53d661ffdcde18b9...
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.