OpenTechnical

OT-2026-000011136

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, vented after 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-2026-000011136) never changes.

Identity and time

Publication numberOT-2026-000011136 · never reused
Internal UUID01a0ae6c-540f-79bf-917c-df62a0c34493 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011136
StatusPUBLIC

Content hashes

Canonical textcd90cceb714bd6134441b049764b7f5a683ad0d3529721afd2dd1fb65ee9f909
Markdownf90f379df8b7dc19c06d03074fefa9a013fa22ad4c57d0d0d95d221a04bb6bd1
PDF
Publication page33b0c1c4b63b227aa32bd4a10a0816da09ccd463776a5924057983615cb3e117
Manifeste772b22d4294ef41c7f63de428ccd74ee4df9c590d22b7e6b12f9e21be1fa929

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
SignatureWrYdfgC/1upzZ9G7bFAlhfoqvs6N4hDccRfb74R0l9LdP9hW+BnGphy0SPTLpYSu8SFMr97yhb8RxxPKap6rCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:59.642378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011136
observed 33b0c1c4b63b227aa32bd4a10a0816da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:59.623259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011136/manifest.json
observed e772b22d4294ef41c7f63de428ccd74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:59.599947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011136/publication.md
observed f90f379df8b7dc19c06d03074fefa9a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:59.578278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011136/publication.txt
observed cd90cceb714bd6134441b049764b7f5a...
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.