OpenTechnical

OT-2026-000084642

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000084642) never changes.

Identity and time

Publication numberOT-2026-000084642 · never reused
Internal UUID01a0ae98-e25c-761b-8a6b-a9d4427b0e28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084642
StatusPUBLIC

Content hashes

Canonical text337f972985b8ab1fc92b9e621f5bd532f72ddcfd1e298b0e8de3447cb7d3dd1d
Markdownc57de199e38b5056eb4dd024ddd936941e12a5cf10f0b817f90b5abfc81c5bf8
PDF
Publication page9e988b7feeac33a50ea2adcbe7117418990b97c8046bbcbe3986540c59e04d51
Manifest79bae1f40219bbef9c42b30ccf2c22c3e0d1434a7fc26b1f9b76db06e99f791d

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
SignatureIZR/Qv/XjDu/+CC1xUVkkKnA8zoOEvfWarpfe3z0ZAT2YKwPzchnu9dxVxD1wJ1NTXZvBDLTJXIlpkFk+X/+BQ==
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

2026-09-17T09:55:33.632481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084642
observed 9e988b7feeac33a50ea2adcbe7117418...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.614492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084642/manifest.json
observed 79bae1f40219bbef9c42b30ccf2c22c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.597289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084642/publication.md
observed c57de199e38b5056eb4dd024ddd93694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.580537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084642/publication.txt
observed 337f972985b8ab1fc92b9e621f5bd532...
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.