OpenTechnical

OT-2026-000094833

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000094833) never changes.

Identity and time

Publication numberOT-2026-000094833 · never reused
Internal UUID01a0ae9f-2ded-7ce0-b036-b8a7855a0461 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094833
StatusPUBLIC

Content hashes

Canonical text83a2c74aae6d6a7a65ce9fa9a53708925cb27de00382897ccf2922780a4dedf2
Markdownaed137123140a9155f76e2336905317fe7cc049a56d205371376e35dab90ac70
PDF
Publication pagea7927ac7f9b7742f1cb42fbe5f5a7d4ead5d0640201bea295aa1eeedd04fdd1b
Manifest6fcce14031b8fcda53cb3c2b97d1c000be504cde230fedce5c075a902688b445

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
Signatureo5RjdRz+gWHS38ESZPZvMG/KQcjAwn8ClSMq/9gEO9G8XuiShS15xB3disn4WKqLG+nmqdS6Uirs+ffqbbZDAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:19.444576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094833
observed a7927ac7f9b7742f1cb42fbe5f5a7d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.427229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094833/manifest.json
observed 6fcce14031b8fcda53cb3c2b97d1c000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.408783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094833/publication.md
observed aed137123140a9155f76e2336905317f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.392864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094833/publication.txt
observed 83a2c74aae6d6a7a65ce9fa9a5370892...
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.