OpenTechnical

OT-2026-000087358

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000087358) never changes.

Identity and time

Publication numberOT-2026-000087358 · never reused
Internal UUID01a0ae9a-cd4f-7128-9527-a1b03e1128cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087358
StatusPUBLIC

Content hashes

Canonical texta70b4e87a39243d030b96310ca92baddc7683de86c3a779edabedad52a60b2f3
Markdown7514f828bf06e8d5e8036c54f04b1b53d8512296ff1eb627f2c589a0da506b31
PDF
Publication page0609ed941ba2090492725e55901cc7ba150e9eee0273cd5ba5e8fef0bbc913b5
Manifesteebf291129daf1ae52d7674b03e1e3284499bc7ed57cf33f00c9919af86f9294

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
SignatureTsyjDn2fjzxjiQRFVz9ZdT4lD94i57ABKuKT+/EBJRo+67l9JBLVabJycJKX24stXv1pmo4ythLNvgoKIBeSDg==
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

2026-09-17T09:50:32.022892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087358
observed 0609ed941ba2090492725e55901cc7ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.004943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087358/manifest.json
observed eebf291129daf1ae52d7674b03e1e328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.988050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087358/publication.md
observed 7514f828bf06e8d5e8036c54f04b1b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.969587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087358/publication.txt
observed a70b4e87a39243d030b96310ca92badd...
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.