OpenTechnical

OT-2026-000075490

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000075490) never changes.

Identity and time

Publication numberOT-2026-000075490 · never reused
Internal UUID01a0ae93-f202-7255-868b-98547ec93e7d · 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-2026-000075490
StatusPUBLIC

Content hashes

Canonical text7ed34b7279d8ad21ba2a675b9a101fce31eacce3f858a40614dc5441b0a2be43
Markdown96334591fd106f0d90d761f2052d89751ce42672b3d731ebcfd994beca858f17
PDF
Publication pagec62eefbe37beb5849d7edd534b423c20f2c0a977fcd42f274429250835653b15
Manifest85c9648ddc8ab16aad975db97798807b493da2fb01e92aa0ef00951dd9c6579a

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
SignatureMrzkwFw9b9NmNON7WDyWRMqYIPGMdkncTN2KhbskMjKNeyymqNHEqTLjxlSrfwEUHn/gP2ALFbrlzLgJfEu+AQ==
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

2026-09-17T10:17:52.040955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075490
observed c62eefbe37beb5849d7edd534b423c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:52.020905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075490/manifest.json
observed 85c9648ddc8ab16aad975db97798807b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:52.001425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075490/publication.md
observed 96334591fd106f0d90d761f2052d8975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:51.981932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075490/publication.txt
observed 7ed34b7279d8ad21ba2a675b9a101fce...
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.