OpenTechnical

OT-2026-000076146

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000076146) never changes.

Identity and time

Publication numberOT-2026-000076146 · never reused
Internal UUID01a0ae94-6a6f-728d-8994-59641bc70591 · 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-2026-000076146
StatusPUBLIC

Content hashes

Canonical text08ac96ad4de420c3c7a19fe17b3b744693c5f9a6d4859e464bfb787b45fa1518
Markdowne2032971197771c6d409614c369a6e6dac14ab8b54006bd28a67611a59e3a381
PDF
Publication page5ab0dd9395dbd644d1c90f439bb81c6aacddc263f49d9ac5f84ddbb71397afa7
Manifest640be4cc47ad0a763566f5de7caba1a638d636f3d6f61313b99e3210abb95c37

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
SignatureTNVDre7evBTay2YpaJ7v/rOS6VbWnUtsgzFn21eihlGwJ2kJR0speIGNqEVJAN17afuYJkcS8WegacVXsuXABQ==
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

2026-09-17T10:11:11.752307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076146
observed 5ab0dd9395dbd644d1c90f439bb81c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:11.733985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076146/manifest.json
observed 640be4cc47ad0a763566f5de7caba1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:11.716114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076146/publication.md
observed e2032971197771c6d409614c369a6e6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:11.696757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076146/publication.txt
observed 08ac96ad4de420c3c7a19fe17b3b7446...
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.