OpenTechnical

OT-2026-000012033

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000012033) never changes.

Identity and time

Publication numberOT-2026-000012033 · never reused
Internal UUID01a0ae6d-1943-71f2-94e4-896ad8cc2684 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012033
StatusPUBLIC

Content hashes

Canonical text26c17d30b5091b4a5e0f186621e6b47d2a2396bb4d09956120f014cfa50d3322
Markdowndd064ea8633f22d33bcc79bf8f664473c76e8463c03c496449c1375cebc8a6cd
PDF
Publication pagec162a5ee243e4be9bd39c8a71af7d22e9c633c50845b66a290be0e818f60b011
Manifestb227fe72813a90eb2d2fbdbe148696d9c0a69189feb5dd6c283481c2debd2d8c

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
Signature2OXPNNS1agUKTyNgCQz4LngeRLIxT3cMhMuzWzLx+pZ2XqfA9R4+ei29iSIhs6OaM+oJlIlwOdmAXKLM6Q86Dg==
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

2026-09-17T12:12:54.386198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012033
observed c162a5ee243e4be9bd39c8a71af7d22e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.369224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012033/manifest.json
observed b227fe72813a90eb2d2fbdbe148696d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.350685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012033/publication.md
observed dd064ea8633f22d33bcc79bf8f664473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.331373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012033/publication.txt
observed 26c17d30b5091b4a5e0f186621e6b47d...
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.