OpenTechnical

OT-2026-000069880

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000069880) never changes.

Identity and time

Publication numberOT-2026-000069880 · never reused
Internal UUID01a0ae91-1860-7370-92ce-e7205cc4e954 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069880
StatusPUBLIC

Content hashes

Canonical text21f7e9c15f3a5f407b8e61a853e807b7a900704fa3f5630795ea9a34779cd378
Markdownb87943c8182a6f73efc97b193d93d91c807714ebc7557805188f6e246ec24c5c
PDF
Publication page6fb2e87ccf01c033f132923ddca9456371ddb38d7b0769bc8f4b00a3ce058bc1
Manifesta67a0ac3364c8102b48dcaae0f77752241453a4e258e994062a1e5042a791f5d

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
Signatureby81KCIr9MKvGzER1zffhzhp79AJ1HQg1/v4TFabWc0ZImHUBmjMFBGQ/qTUyNYnvxO+t6tJqfJUkTj4uOKFCw==
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

2026-09-17T10:26:36.391447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069880
observed 6fb2e87ccf01c033f132923ddca94563...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:36.375481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069880/manifest.json
observed a67a0ac3364c8102b48dcaae0f777522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:36.358863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069880/publication.md
observed b87943c8182a6f73efc97b193d93d91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:36.339768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069880/publication.txt
observed 21f7e9c15f3a5f407b8e61a853e807b7...
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.