OpenTechnical

OT-2026-000067480

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-2026-000067480) never changes.

Identity and time

Publication numberOT-2026-000067480 · never reused
Internal UUID01a0ae8f-6bd9-762e-b248-36f9b4a356f9 · 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-2026-000067480
StatusPUBLIC

Content hashes

Canonical text0f242f239009133a5baa1220b596597233adef9cab91fc203867273e979b006a
Markdown508535a63d22348593417573036e075f7e0cbc04858e507357bdb01ecd889a85
PDF
Publication page23baf0d7e640d25be82e37ce1f74a972c65efc1fa38d878522873480d103fa55
Manifest65d028a9f03265be09d7af02933f51faf69e00f55a3e1288b2d04c7385c13670

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
Signature8cfxlCLsW6P/WO6zqJ1lSi7+iiapWNs0qFPHEe4GIuN+NkQKHFOaBR+iayMxLGSxa9dIdF/RSm+b7E9FUcbWBg==
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

2026-09-17T10:31:41.440885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067480
observed 23baf0d7e640d25be82e37ce1f74a972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:41.423466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067480/manifest.json
observed 65d028a9f03265be09d7af02933f51fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:41.407734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067480/publication.md
observed 508535a63d22348593417573036e075f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:41.392005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067480/publication.txt
observed 0f242f239009133a5baa1220b5965972...
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.