OpenTechnical

OT-2026-000071854

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000071854) never changes.

Identity and time

Publication numberOT-2026-000071854 · never reused
Internal UUID01a0ae92-1e92-7e32-b19d-0b04e8e8d408 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071854
StatusPUBLIC

Content hashes

Canonical text18001e221f4ad26562512c3cee99798e22f477f1dce4d725f1007a5b8c5a9c45
Markdown1f5750de05a663fdbaa0039880e9d356978593919d0e5a721e714d2790c191ab
PDF
Publication page3f4a9b3782620b90d02836c4373902b85b56325d284713112193e9075981a002
Manifest108450ae69fa9a42c8ee1b8325da087d7628840e2927e7c6e4cdae3101964923

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
SignatureMQipXgiznZrSlDFMGTPNjX4LR4sMGFacD2xeWgw9R1pOHP4PCqccjLGIQbXT5xHfq2lcRDxQOqQ8Y3A2JOemAw==
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

2026-09-17T10:24:02.120544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071854
observed 3f4a9b3782620b90d02836c4373902b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.098307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071854/manifest.json
observed 108450ae69fa9a42c8ee1b8325da087d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.080039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071854/publication.md
observed 1f5750de05a663fdbaa0039880e9d356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.061656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071854/publication.txt
observed 18001e221f4ad26562512c3cee99798e...
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.