OpenTechnical

OT-2026-000067464

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000067464) never changes.

Identity and time

Publication numberOT-2026-000067464 · never reused
Internal UUID01a0ae8f-6bd9-71a0-a04f-abb9bce8cdde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067464
StatusPUBLIC

Content hashes

Canonical texte4fa51804f62905b1ad83941c9fb5bfcb63bea2befa7a98499bdf6094cebc975
Markdown6307cf8feaa3373d5c451d2531834b44f1ffcd0e3c7c033c522c0015a4483a38
PDF
Publication page061f5dc457012d51f2a3185fe7e388e50c12c13c50d75485b95148ee59f8b7ef
Manifest3c5126527e28b71c2595b7bea18369988b40df038db6a7cf5aefe93ffdfdf9d9

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
SignatureyveZBsaOKOt8zb92VTJOgiV02CAeHvZlZfOc5aTB9EQfCwuhyIARd/gL0axwk0M1r046/B12iIXy4RZiTF+SAA==
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

2026-09-17T10:31:40.337639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067464
observed 061f5dc457012d51f2a3185fe7e388e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.321049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067464/manifest.json
observed 3c5126527e28b71c2595b7bea1836998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.302050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067464/publication.md
observed 6307cf8feaa3373d5c451d2531834b44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:40.283541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067464/publication.txt
observed e4fa51804f62905b1ad83941c9fb5bfc...
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.