OpenTechnical

OT-2026-000092592

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000092592) never changes.

Identity and time

Publication numberOT-2026-000092592 · never reused
Internal UUID01a0ae9d-b5fe-7120-8369-bd30fb91567e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092592
StatusPUBLIC

Content hashes

Canonical text93c226d5ee93c8f93f88be3ff1ca1630e64a0f6b7f792d98b7fb3949b62f841d
Markdown3e2149f83e6d55fa58bf61debea2bfd4977e06f2c0fa8c1cda70c2895183ad0b
PDF
Publication page2247a30b9d83ea93995460c3d64bd1e6043cb75b27934080b08fedd57098e043
Manifestf7f4b2f5d1e7151a2fda5f5e878c94ba444f04010cd7fcc2823df9d5f52e42d9

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
SignatureWDzENO/MRS1drhyzGXjvkQRA0tIpWv1zKGLdhbJKXCyY45mxux9LkIYCpqmkXSRKbqI18DGFQZUh2mLKDLYaAw==
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

2026-09-17T09:41:11.462163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092592
observed 2247a30b9d83ea93995460c3d64bd1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.442792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092592/manifest.json
observed f7f4b2f5d1e7151a2fda5f5e878c94ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.423472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092592/publication.md
observed 3e2149f83e6d55fa58bf61debea2bfd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:11.406256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092592/publication.txt
observed 93c226d5ee93c8f93f88be3ff1ca1630...
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.