OpenTechnical

OT-2026-000076404

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000076404) never changes.

Identity and time

Publication numberOT-2026-000076404 · never reused
Internal UUID01a0ae94-6a70-77ac-a59e-d76c2ac4aa97 · 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-2026-000076404
StatusPUBLIC

Content hashes

Canonical text4cc096adc0fb834a421218e62ab47483675bff6cb674c009ee5744df82d1de7f
Markdown34095a36a9da30942f5e4313be58f34bd460c8d411f1422bf25006315f8e1a80
PDF
Publication pageba496afd56117c087432bcc44519cd6d0fbdd8a75ce48506edf5292b4b454602
Manifestcd51758aaa3783d124c6e71fab73f6649c462a071dcb0ca04f3f749737b992f7

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
SignaturezlIV7i2VV0a+rIbUJSFumogJ3HZRxDYtCSY3BbU9JZj4Y/7KTUaTbkMODKIoqhY2LfG5xrGHOTiTJQlS3xRNDw==
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

2026-09-17T10:12:20.263305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076404
observed ba496afd56117c087432bcc44519cd6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:20.242665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076404/manifest.json
observed cd51758aaa3783d124c6e71fab73f664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:20.221430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076404/publication.md
observed 34095a36a9da30942f5e4313be58f34b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:20.199548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076404/publication.txt
observed 4cc096adc0fb834a421218e62ab47483...
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.