OpenTechnical

OT-2026-000082752

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, vented after 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-2026-000082752) never changes.

Identity and time

Publication numberOT-2026-000082752 · never reused
Internal UUID01a0ae97-8cc9-7cf3-b98e-5621145f1e9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082752
StatusPUBLIC

Content hashes

Canonical text280fae0e4224a7c8c3accf275ab5c270cc45c1f1256f9c8fe60dea6e4019a7c2
Markdowndcd1fdcb22bca0f2f2581140c6a74f50bada1e79a8b2c3a67787812a1770f0f4
PDF
Publication pagef49521b81f81317c23b556e684ad62c23e7b93ac4b2c40243062c1aa2407bead
Manifest949505975ebd8a252a2f71ca38971088ca4c2d134fbca45682e79a044dadcb15

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
SignatureNZ/FZQVg5anA8TZp9NzCI250KUJ7+tvLF5BxzhCaEbDxe2ZiEAbh7QFl3EIeILIyOOQZRVV4nRjuK1+FmnI1Bg==
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

2026-09-17T09:58:20.112119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082752
observed f49521b81f81317c23b556e684ad62c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.095841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082752/manifest.json
observed 949505975ebd8a252a2f71ca38971088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.079922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082752/publication.md
observed dcd1fdcb22bca0f2f2581140c6a74f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.064367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082752/publication.txt
observed 280fae0e4224a7c8c3accf275ab5c270...
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.