OpenTechnical

OT-2026-000093292

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000093292) never changes.

Identity and time

Publication numberOT-2026-000093292 · never reused
Internal UUID01a0ae9e-0911-7496-9940-d71e1ecf9d98 · 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-2026-000093292
StatusPUBLIC

Content hashes

Canonical text1f5e4438d23d835c3c007e4ddc298b909bccac6618ba3118ad184fcff7449f2a
Markdown9ef39abdb29b08ae2cc373f785a869fb03a0a1aad0d2051640141f34c5c094d6
PDF
Publication pageaff495e6479950da81a74753e899b8656d8327c083946109f985c3550458ac10
Manifestce55bd25fae7c2f5005e756b3a0caa2eeb34a5d0e0646f887943823a31fc7ee8

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
SignaturekgVby3vcmYRPndih5NdgpZO68AhSZBB5BJX2bjlwf6UO0VYNFQofp7c2RIoVjBr5Fkl9ERuePbgqSxTA14bZDQ==
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

2026-09-17T09:40:40.043665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093292
observed aff495e6479950da81a74753e899b865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.024283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093292/manifest.json
observed ce55bd25fae7c2f5005e756b3a0caa2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.008203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093292/publication.md
observed 9ef39abdb29b08ae2cc373f785a869fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.990929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093292/publication.txt
observed 1f5e4438d23d835c3c007e4ddc298b90...
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.