OpenTechnical

OT-2026-000069427

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000069427) never changes.

Identity and time

Publication numberOT-2026-000069427 · never reused
Internal UUID01a0ae90-b52a-71d6-be62-bb2e8f0a6728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069427
StatusPUBLIC

Content hashes

Canonical text6446d2a863545c0780e2e0f4647edd1f932f22e17aaba50d63a359dcdc2f0d50
Markdown34bab0ef483cf7deaa142162b011755f67a09890e7b363b848dd64462dfe56ec
PDF
Publication page943aff8427842a80fb9f2e2cca17e2edf0a4bc3496ad31b9b80414a246c032a7
Manifest5dfb622c9ba3fa6699ae12d0cde5e427a154e3d22d6473ec455e72893e370402

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
Signature38qGn1zx+5CUGpNZCcrF2b+OJK3apxwETP2eJu+3gxKQnXBmjyd7uvV9NROgrJfIspNK4+1TT42MwPpiv8+KBg==
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

2026-09-17T10:30:22.063743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427
observed 943aff8427842a80fb9f2e2cca17e2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.047232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427/manifest.json
observed 5dfb622c9ba3fa6699ae12d0cde5e427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.029872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427/publication.md
observed 34bab0ef483cf7deaa142162b011755f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.007908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427/publication.txt
observed 6446d2a863545c0780e2e0f4647edd1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.197575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427
observed 943aff8427842a80fb9f2e2cca17e2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.180774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427/manifest.json
observed 5dfb622c9ba3fa6699ae12d0cde5e427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.164850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427/publication.md
observed 34bab0ef483cf7deaa142162b011755f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.147018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069427/publication.txt
observed 6446d2a863545c0780e2e0f4647edd1f...
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.