OpenTechnical

OT-2026-000085663

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single 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-2026-000085663) never changes.

Identity and time

Publication numberOT-2026-000085663 · never reused
Internal UUID01a0ae99-aaad-7102-9a0d-5a58b102bfb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085663
StatusPUBLIC

Content hashes

Canonical textf7097b06124162a800958cfe32d0fc80cc8f8c96a9ffe7fd11cb85c745739eae
Markdown34236c6c2411ea52b55cc73d44e0528ca8fe7c85405754bdd81f9d2301c45df1
PDF
Publication pageb8fd707e66e0ac1d468490828673fd79f466830399354c22dea12cfbdae1ab36
Manifest9052c8e09ff785b10917e96140dc963cf90f6fec2e517603616b35999ba3abc3

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
SignaturecIDK/Vfwzq8bJQNg8IzHO/1wdcWITKOgLxOxTvmVsjSj4Zb5wWl56mxvtnq27IWXl1TncXf2qrS7USlwSWxhBA==
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

2026-09-17T09:54:33.322795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085663
observed b8fd707e66e0ac1d468490828673fd79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.304037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085663/manifest.json
observed 9052c8e09ff785b10917e96140dc963c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.286641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085663/publication.md
observed 34236c6c2411ea52b55cc73d44e0528c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.269444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085663/publication.txt
observed f7097b06124162a800958cfe32d0fc80...
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.