OpenTechnical

OT-2026-000063884

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000063884) never changes.

Identity and time

Publication numberOT-2026-000063884 · never reused
Internal UUID01a0ae8d-53bb-71a7-a157-3d9102d667da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063884
StatusPUBLIC

Content hashes

Canonical text32c7203a17a27befa81848daba3d6bac1d1e26e024995f492b822a39a304bb8e
Markdown5e3201c9bc39148afcc75909701e0490daf4041ccfa6717f55d551feea5e397c
PDF
Publication page91322e186a289dcb40e77e366e4558bfdb20bc4c8ea7c60b8d885c408eddf4dd
Manifestaa5ec5d63224853367fd9f52357b1f021a4132ddaada0c8f31507248b631cd1a

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
SignatureQbjMNki//m7T0n5dWHy46JAvGeczavCbPjPAU09zGNHHfgLk9z2lwJsPO+rhvwplZa1B2nbmqd8vmSYN6yNtDQ==
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

2026-09-17T10:36:55.580801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063884
observed 91322e186a289dcb40e77e366e4558bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:55.564086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063884/manifest.json
observed aa5ec5d63224853367fd9f52357b1f02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:55.547225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063884/publication.md
observed 5e3201c9bc39148afcc75909701e0490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:55.528904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063884/publication.txt
observed 32c7203a17a27befa81848daba3d6bac...
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.