OpenTechnical

OT-2026-000076348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000076348) never changes.

Identity and time

Publication numberOT-2026-000076348 · never reused
Internal UUID01a0ae94-6a70-78d5-bff1-b32f54ea2ce1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076348
StatusPUBLIC

Content hashes

Canonical textd4ca0882f65cb60c0631a2c98c3bd28f6b8797ad597cc1a4d5872f2f42d4c014
Markdown5067043adfe7409e96df121f8a85b8c65202ec9c08a0c4ffbd123017923182df
PDF
Publication page6dc6f58c13775d1d37b35e666d84efbd13e175b32ad708cc70913d559104cb89
Manifestda2fa0bf6d670fde47c1a9335960dcb3d808194598fbf33417f6587c1c87e29f

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
Signaturexc+ZBbH5i8cbhSC/sKK4NsXmNFATlW7T7fhtsyvOKxiwcMeV0oIk0huvHDwtAL4V0iy31YLJDM/IvlAC9rFfDA==
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

2026-09-17T10:12:12.541681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076348
observed 6dc6f58c13775d1d37b35e666d84efbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:12.525030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076348/manifest.json
observed da2fa0bf6d670fde47c1a9335960dcb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:12.507791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076348/publication.md
observed 5067043adfe7409e96df121f8a85b8c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:12.489872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076348/publication.txt
observed d4ca0882f65cb60c0631a2c98c3bd28f...
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.