OpenTechnical

OT-2026-000084668

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, sustained blow-off before 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-2026-000084668) never changes.

Identity and time

Publication numberOT-2026-000084668 · never reused
Internal UUID01a0ae98-e25c-7c25-bce0-b177e9650aa6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084668
StatusPUBLIC

Content hashes

Canonical textb18b11a442d825cfa76e72881ef2bc5133e4c60c057d96af2ebf75171366ff79
Markdown56fb5a0a75146eb6843ca85de3d68d059687016cee7ebcaa59dfef7d8994b5f5
PDF
Publication page11505bb4698adc96ab2aefde39e6f05e0ab22352b5a7e22519b2e0b0ad8fd5d8
Manifest1eae0eb2038d29cf65b6c532735f38f48bf0ece31935ee1020c292c1a1c04391

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
SignatureVbuBmmsWsBmJY3mvJ2SK0SulTjMRTCO3eZPrK7MUW7ol4ZJgl/Z+MV+m+oVm6X4VrqRGurEhaNKmLOGNVjPUBQ==
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

2026-09-17T09:55:35.529713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084668
observed 11505bb4698adc96ab2aefde39e6f05e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.512804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084668/manifest.json
observed 1eae0eb2038d29cf65b6c532735f38f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.494877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084668/publication.md
observed 56fb5a0a75146eb6843ca85de3d68d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.478207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084668/publication.txt
observed b18b11a442d825cfa76e72881ef2bc51...
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.