OpenTechnical

OT-2026-000066180

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000066180) never changes.

Identity and time

Publication numberOT-2026-000066180 · never reused
Internal UUID01a0ae8e-8dc3-7b1d-a2a4-b123ed733b5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066180
StatusPUBLIC

Content hashes

Canonical textc41caec060836bc434fe56172307a2bb949f02d1e25d427208813f99b7493106
Markdownbbe8a70bb4fd7ff288518a96aa8166ef069c625985f84a006bc1f23c3bd3c641
PDF
Publication page43077b73325207130a1428918113bea22291c18f851f5019276940be3dcd5631
Manifest6c2952af178a6cbea4f2688f0106ae8dec6fba58f25ba99e8a2b536a1752adeb

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
Signaturel5IBZIQKbnGeK9Qc+TYu8hHyHmJibXaRaf0zob8BjxbYQfrOIvAnhU6qn1l9E59q3XZu/nuXt7nzB3ONUE8zDA==
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

2026-09-17T10:33:19.611322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066180
observed 43077b73325207130a1428918113bea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.594194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066180/manifest.json
observed 6c2952af178a6cbea4f2688f0106ae8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.576021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066180/publication.md
observed bbe8a70bb4fd7ff288518a96aa8166ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:19.556824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066180/publication.txt
observed c41caec060836bc434fe56172307a2bb...
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.