OpenTechnical

OT-2026-000086187

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000086187) never changes.

Identity and time

Publication numberOT-2026-000086187 · never reused
Internal UUID01a0ae99-e82c-76b2-ba87-0f5230c9edb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086187
StatusPUBLIC

Content hashes

Canonical textd02369d3b4d543d430f3e60e59c5b64995d6522eed2536231f9b3474ba4c7111
Markdownaf2c1970bf4d6329437436f77034fe0a9de7c43bb8f934f8ee7a00df4b065add
PDF
Publication page36fb5f9aa168c3d774ffbcb1bfa17b9256c33cea4f2bc8ccba2e30f5a518de36
Manifest5bcb3bfc0281f6ab546b78dd6c881d7e0eeb030a7eaf5d4961e9001f22e1e6a7

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
Signaturemj1fwwTnlYS/fNqCJzTfll8WCkSW4IrsEDVIwV0FVlya7yOZiza5jlf81FX1VFaMg5JCZSoxb1jfPXR0bIlIBA==
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

2026-09-17T09:53:51.906812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086187
observed 36fb5f9aa168c3d774ffbcb1bfa17b92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:51.889938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086187/manifest.json
observed 5bcb3bfc0281f6ab546b78dd6c881d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:51.873540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086187/publication.md
observed af2c1970bf4d6329437436f77034fe0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:51.857239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086187/publication.txt
observed d02369d3b4d543d430f3e60e59c5b649...
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.