OpenTechnical

OT-2026-000092628

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump 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-2026-000092628) never changes.

Identity and time

Publication numberOT-2026-000092628 · never reused
Internal UUID01a0ae9d-b5fe-7e73-92ea-4ca675da8779 · 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-2026-000092628
StatusPUBLIC

Content hashes

Canonical text975883071691ae70be7a49193e58759cf651620b6e801016a5998ab4989e0277
Markdownbec4f67e89404a9f70a53c8f65dc336bc612ebb79771c04a3e40dbc26e25dbca
PDF
Publication page12aaf9ae3129f845f63317c9c22bb153ea190d641f0652ba521a86fe10fcbac1
Manifestc9252f32ed2fd44fdf899c8e1c6e386de4d8fcf0c388f260776270f6180a6fca

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
Signature4lPas/bvbawgXsXVMZYu72t3FMAvCZwYGPdD5D+wcYjxJoMoxsEebQKjGqLBYwUsVQ6O1hppkPqLKbCCDVKpBQ==
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

2026-09-17T09:41:13.689683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092628
observed 12aaf9ae3129f845f63317c9c22bb153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.671048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092628/manifest.json
observed c9252f32ed2fd44fdf899c8e1c6e386d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.651391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092628/publication.md
observed bec4f67e89404a9f70a53c8f65dc336b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.633474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092628/publication.txt
observed 975883071691ae70be7a49193e58759c...
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.