OpenTechnical

OT-2026-000023352

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed 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-2026-000023352) never changes.

Identity and time

Publication numberOT-2026-000023352 · never reused
Internal UUID01a0ae70-7268-7729-9ed4-cb445dd3ce27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023352
StatusPUBLIC

Content hashes

Canonical text5474c58d1bda0dbeafc734e3990248b890d683162b071a3aec38bdbccf562938
Markdown42c8775a4b8c3977d5038728f1804cfd9e79f5e05bd55ef6b1a9c24b1b2849de
PDF
Publication pagef119a36d2121aead74259fac25e216309785a113e8d5649970e9e9bb82bbf8c4
Manifest4e704f1c8f91c2428520e7b2a15da55d731c10e2772f8ddac24600a3b055222f

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
SignatureQmeTOPpSBa3dhU3zbUr2HqHmIu2Tw+Sx+kOVzIsVCbf7tiuk2NfK+yomJ06PHVWCZ7XCjq/V2ulmi4vVkAGDCg==
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

2026-09-17T11:51:26.775958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023352
observed f119a36d2121aead74259fac25e21630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.758385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023352/manifest.json
observed 4e704f1c8f91c2428520e7b2a15da55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.739458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023352/publication.md
observed 42c8775a4b8c3977d5038728f1804cfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:26.720781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023352/publication.txt
observed 5474c58d1bda0dbeafc734e3990248b8...
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.