OpenTechnical

OT-2026-000074329

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000074329) never changes.

Identity and time

Publication numberOT-2026-000074329 · never reused
Internal UUID01a0ae93-7179-7f41-869f-ea7e2c3ac8ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074329
StatusPUBLIC

Content hashes

Canonical textbb53cbb12356dcab03c257c2dc0fc36c3cebb3399696ab7502b4b84c9afba0a1
Markdown890b8d0206699bf58521670a2fe17cebab09fe156292680427d6ace9744e052e
PDF
Publication pagecec6acb819d89e42c9c9daa18137ee902a4731c782d1ea6bed844befaef90783
Manifest9d2dd5c29976e442c6bfb283c459181d78f228e22851f0f780eae271c77b4fa9

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
SignaturedSd7vlSHZYSiDpsSZ4cfWdBotKuqyH6T74/RPJ6LWx7YG/bms5cCvAAFLmy2KAkEc8Ai06a7InOhfmjRs0ZDBA==
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

2026-09-17T10:19:14.869131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074329
observed cec6acb819d89e42c9c9daa18137ee90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:14.851061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074329/manifest.json
observed 9d2dd5c29976e442c6bfb283c459181d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:14.833811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074329/publication.md
observed 890b8d0206699bf58521670a2fe17ceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:14.815251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074329/publication.txt
observed bb53cbb12356dcab03c257c2dc0fc36c...
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.