OpenTechnical

OT-2026-000088202

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000088202) never changes.

Identity and time

Publication numberOT-2026-000088202 · never reused
Internal UUID01a0ae9b-1aa8-705f-8f7f-264eb5234b06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088202
StatusPUBLIC

Content hashes

Canonical text08d29ac609f35bcf0489e45dd05bc36414fe028d3dee84428f531909d96f1f9e
Markdown9a3a2a6ecf0ce3492a20e78e93ec51b5a6a6efd242f8b3ebdb594a65be198aae
PDF
Publication pagee8f0f2d8e0868cd6f5076b89a5abd32e726743b781612e7936086ac2f3f20b11
Manifestd68894c4fd542945d6ac9d8dc492da0952f32406bfdc316129a6459d50fa01bd

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
SignatureJvIVbJM4KdDTLOKt5soyr32PULp9yqT8fdbUOLwLcGURBesjQrdbca7CrjdVr5HfP33H7B53WF63t4zGw5vcDw==
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

2026-09-17T09:50:16.801111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202
observed e8f0f2d8e0868cd6f5076b89a5abd32e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.782315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202/manifest.json
observed d68894c4fd542945d6ac9d8dc492da09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.763234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202/publication.md
observed 9a3a2a6ecf0ce3492a20e78e93ec51b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.742485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202/publication.txt
observed 08d29ac609f35bcf0489e45dd05bc364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.233755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202
observed e8f0f2d8e0868cd6f5076b89a5abd32e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.212770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202/manifest.json
observed d68894c4fd542945d6ac9d8dc492da09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.193852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202/publication.md
observed 9a3a2a6ecf0ce3492a20e78e93ec51b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.175197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088202/publication.txt
observed 08d29ac609f35bcf0489e45dd05bc364...
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.