OpenTechnical

OT-2026-000075312

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000075312) never changes.

Identity and time

Publication numberOT-2026-000075312 · never reused
Internal UUID01a0ae93-f200-749f-a28a-966a59e8dd38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075312
StatusPUBLIC

Content hashes

Canonical text6f34af3510113dc63fbd494822375c2a9f339ee9e0718f8f1093669df36f4e59
Markdown9cc93d2b4933b00e18eb3b892c96ac3febce511f70d0533fdc25c83fda36f821
PDF
Publication paged0f2c4fa2b9ee33d7bdacce973f8e22c651d1b88285e666d11966434621a25fa
Manifeste8b50dc9de55b5f27f4e13cf9b0e899f613334be57b130a377e20e72697d67db

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
SignatureHmXRNK/+0SOG0UW/Uzp2QCz3XHJtJo/zCokn0gizJw16lBZotxp4iSI0o1FULnNMB086c5S+qDPjBEmGHLd3BA==
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

2026-09-17T10:17:08.235015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075312
observed d0f2c4fa2b9ee33d7bdacce973f8e22c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.214320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075312/manifest.json
observed e8b50dc9de55b5f27f4e13cf9b0e899f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.195636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075312/publication.md
observed 9cc93d2b4933b00e18eb3b892c96ac3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:07.799161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075312/publication.txt
observed 6f34af3510113dc63fbd494822375c2a...
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.