OpenTechnical

OT-2026-000086924

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000086924) never changes.

Identity and time

Publication numberOT-2026-000086924 · never reused
Internal UUID01a0ae9a-80a5-7447-a813-69038aef8ced · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086924
StatusPUBLIC

Content hashes

Canonical textc84bafaacc96ab5b6f5e7cfbf837382c91a6f3e4eaf8442ce66a51ed8489f15a
Markdown0eca6cff8f7b017d34ed7ef93f2a41de5249e3840fe58e5b216ba89cf945ac68
PDF
Publication pagee497d59a47e66b33a908febcf7001ea8c57585b357dd6f06d2a69bcdef5aee84
Manifest351070638378d43cf1e37068bb496b235664a2e511362d9cbe8a88366fd6ecf6

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
SignatureJsJso4+VGpcApsltPjevxFOAia5D2iZjNgBC0bgrAXupB4rYpz/Pe5QoIF8by2ApoKHhD8WqBnxCESkQaDZtCw==
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

2026-09-17T09:51:46.847288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086924
observed e497d59a47e66b33a908febcf7001ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.828669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086924/manifest.json
observed 351070638378d43cf1e37068bb496b23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.809902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086924/publication.md
observed 0eca6cff8f7b017d34ed7ef93f2a41de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.788463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086924/publication.txt
observed c84bafaacc96ab5b6f5e7cfbf837382c...
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.