OpenTechnical

OT-2026-000091592

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single 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-2026-000091592) never changes.

Identity and time

Publication numberOT-2026-000091592 · never reused
Internal UUID01a0ae9d-43b8-7740-9ba9-fcf28d890bd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091592
StatusPUBLIC

Content hashes

Canonical textf6e54c6a0cf5786b7dca41d71cd7eb486cc0819a21d5e67b0d8ca588b1cb8677
Markdownb52b927565aca1b8c6d466f19193de5b87a8c60c7dff5291fbcfe6fddd5a5fb8
PDF
Publication pagedcc6acf7cc8fff96765f26f748a47d7e36d55b68a4c422417c408d86cf81c73f
Manifest9a601653a16081e15c7dcdb6b6b27e751b882b1608291a861e1d2b2599dc6359

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
SignatureZMj7Sdzu/cK5t7Oi3cOmfuDXNIESoYDNZVIrwx1OkDBiuYj2RQLj72F0xyWgem2sZ60rENAUsL31MZPh4P++AQ==
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

2026-09-17T09:41:56.562207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091592
observed dcc6acf7cc8fff96765f26f748a47d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.545050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091592/manifest.json
observed 9a601653a16081e15c7dcdb6b6b27e75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.526563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091592/publication.md
observed b52b927565aca1b8c6d466f19193de5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.509404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091592/publication.txt
observed f6e54c6a0cf5786b7dca41d71cd7eb48...
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.