OpenTechnical

OT-2026-000075334

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down

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-2026-000075334) never changes.

Identity and time

Publication numberOT-2026-000075334 · never reused
Internal UUID01a0ae93-f200-70d1-90b9-1d40cf975ba7 · 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-2026-000075334
StatusPUBLIC

Content hashes

Canonical textdaa94e4040a7c78682f11977a4a0e78913f6318d5520f4d8a00e79739e1e8798
Markdownbcb53092528943b2091d5ace247371ec4b86380c7f78f9450bf8feadf3733a16
PDF
Publication pagedc78ef65389cd631cab2ac99a41c2f71a14016f56cd636072de776e053e11360
Manifest0933c109ec7dacb2de591a78de249dbc15d00cbb14be8a0f7d8281a8af92b84e

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
Signaturee8Vzy0N/7ZChEduLkcVwc+Kg/+gednGkFHn6POZ0wzdTKXajgo0fpqpxuh3p9mh53iVeeNna/P5DetK3Cri8AQ==
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

2026-09-17T10:17:13.969438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075334
observed dc78ef65389cd631cab2ac99a41c2f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:13.949343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075334/manifest.json
observed 0933c109ec7dacb2de591a78de249dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:13.550538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075334/publication.md
observed bcb53092528943b2091d5ace247371ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:13.527710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075334/publication.txt
observed daa94e4040a7c78682f11977a4a0e789...
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.