OpenTechnical

OT-2026-000091526

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000091526) never changes.

Identity and time

Publication numberOT-2026-000091526 · never reused
Internal UUID01a0ae9c-f16e-7732-818f-5a3e84f15630 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091526
StatusPUBLIC

Content hashes

Canonical text72b8f3d1ca321d9ea35d93299cd285b6b0119fb73950531bd8a1199923db5582
Markdownd0a06084a714913aefe4b3d6e9d4127c6838c91bade3a8776d00faa8dfa55e8a
PDF
Publication page8a8a66880d9d3c5e392a308d84841a91dcecbda145c05d58b544592b538eb301
Manifest0aaa9646b80ed5ca907c69249060b95c01ca64a9593af847d403c39d9e8a03b1

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
Signaturev5Min9vpHk6+kOMYgy59SUxqNYbXGhTEKiWTIh9VzCmRZ0VlmECKpfUw8OAtCZxMLcUiFP9UmvdnMwzrigMVBQ==
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

2026-09-17T09:43:46.354377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091526
observed 8a8a66880d9d3c5e392a308d84841a91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:46.338702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091526/manifest.json
observed 0aaa9646b80ed5ca907c69249060b95c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:46.322220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091526/publication.md
observed d0a06084a714913aefe4b3d6e9d4127c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:46.306529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091526/publication.txt
observed 72b8f3d1ca321d9ea35d93299cd285b6...
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.