OpenTechnical

OT-2026-000032906

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000032906) never changes.

Identity and time

Publication numberOT-2026-000032906 · never reused
Internal UUID01a0ae75-4842-7b74-9ce3-0ea459b3908b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032906
StatusPUBLIC

Content hashes

Canonical texta428d13d2d98556b18255c1d5a653f20c3cdf125ed18ce833b4299286e4eacd7
Markdownbb42de4f0f1af7e2dfd4f04e77b908cb69eeb798c2f93213e24dd60375e7826b
PDF
Publication pageeae854a12a038dcef876af5caf8cca8e5f50c2b74dbf0ef073f4f0185e69c789
Manifestad1fe532bbf3ef3a400d0526fd4cc439fbeba4ba06c8fae34d9fa9e5716a9837

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
SignatureYIkOJ68oTR562iWIhk76kkyqsKMIIE47enE9yOoFs/x1TbsHP7ury5NBOM3X9QViDfFBevKnIMx8eXkWYT/RAg==
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

2026-09-17T11:32:29.749691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032906
observed eae854a12a038dcef876af5caf8cca8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:29.732444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032906/manifest.json
observed ad1fe532bbf3ef3a400d0526fd4cc439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:29.711346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032906/publication.md
observed bb42de4f0f1af7e2dfd4f04e77b908cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:29.695554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032906/publication.txt
observed a428d13d2d98556b18255c1d5a653f20...
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.