OpenTechnical

OT-2026-000082227

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four 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-2026-000082227) never changes.

Identity and time

Publication numberOT-2026-000082227 · never reused
Internal UUID01a0ae97-4d94-7067-815e-c5856d46f4ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082227
StatusPUBLIC

Content hashes

Canonical textc2b26a75e6c3ccdaa623bb9f2eaf003b9630531fb542aaae09ad0735813ca326
Markdownaa4911874aa7cc6307b9ff89046d6f4dea2e0089c2de94aa1b4b7201e6d06bde
PDF
Publication page50da1a60f462ca25e8b7065c2d8e55df67154f6dd11622b87c81dce3027f585d
Manifesta2f078a99eb10464a03efefae0836d57ab4ecbfe71f8159543dcdbaddd8ee41f

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
SignatureBDEa+iQg1tABnM04U1l5biWVoH+w0zcHHPglSHFKlV+P/V91OIOYUE/jrL7XZCsqvXh6EFuwKs2TVxxLzbKkDQ==
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

2026-09-17T09:59:04.123348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082227
observed 50da1a60f462ca25e8b7065c2d8e55df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.105309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082227/manifest.json
observed a2f078a99eb10464a03efefae0836d57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.088766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082227/publication.md
observed aa4911874aa7cc6307b9ff89046d6f4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:04.072263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082227/publication.txt
observed c2b26a75e6c3ccdaa623bb9f2eaf003b...
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.