OpenTechnical

OT-2026-000044578

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044578) never changes.

Identity and time

Publication numberOT-2026-000044578 · never reused
Internal UUID01a0ae7c-39d9-7906-8c1c-53343a1b8ed3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044578
StatusPUBLIC

Content hashes

Canonical textf4c85190c094412bddfafb14f9fd36363d9282a18a07b6cbefc62be9fa19bd47
Markdowne6f220924c0379a59505b4d4168a724544989a9598256bc34f9851414afaccba
PDF
Publication pagec85071294498aaa110a749eb75af47ea6d36bd8d2fa23d999e8865d1713572ba
Manifesta5d60821a7d37415bb9f3514fb486a451d6a234f62d879e08b0738e23acf0322

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
SignatureW+DsCBXAXptQddiQn4ZSXE8TSacY8e4QQCIRJ5dTBWMsYe3TWmdfNjqB9hqcbAYUq1qqUS2rtkz3wQxA1zLwBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:46.565743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044578
observed c85071294498aaa110a749eb75af47ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.547623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044578/manifest.json
observed a5d60821a7d37415bb9f3514fb486a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.517304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044578/publication.md
observed e6f220924c0379a59505b4d4168a7245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.486136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044578/publication.txt
observed f4c85190c094412bddfafb14f9fd3636...
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.