OpenTechnical

OT-2026-000086800

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000086800) never changes.

Identity and time

Publication numberOT-2026-000086800 · never reused
Internal UUID01a0ae9a-80a4-7b60-987e-658bbd099a3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086800
StatusPUBLIC

Content hashes

Canonical text6a935bb926832b396fad6451c3df6d1de844b80fd012a0be54e2fe075611bcc7
Markdown31e063adb42c865f9f331366d001596bc974c3366e8aa2680dc7b5a6bd4701df
PDF
Publication page9e6f211bd1ccc03b82ce8392de0d0dd8224d59e4a6ade5f4d363cb25fc8aaa8a
Manifestc6f6f384e9ec1d8e90fedb70628a36b61e52c80c092e48902c5ddf6ca760b822

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
Signaturepg4OR4WZ42GXL1XpkZJP0zQeNtNnXAAuK3RYYGxIx1iPrF0cLbpkYZuHIjilAlSDcl1ZJgj1BSD9OWI1hOFqDw==
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

2026-09-17T09:51:36.876466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086800
observed 9e6f211bd1ccc03b82ce8392de0d0dd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:36.855907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086800/manifest.json
observed c6f6f384e9ec1d8e90fedb70628a36b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:36.827374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086800/publication.md
observed 31e063adb42c865f9f331366d001596b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:36.798545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086800/publication.txt
observed 6a935bb926832b396fad6451c3df6d1d...
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.