OpenTechnical

OT-2026-000069367

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000069367) never changes.

Identity and time

Publication numberOT-2026-000069367 · never reused
Internal UUID01a0ae90-b529-7a05-849f-8bb8cef230b3 · 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-2026-000069367
StatusPUBLIC

Content hashes

Canonical texte9a3535377f7f761acb77c3a7ecee7738d3df4f44eb54b6fc95d45bdce5d7ea8
Markdown0f86a2be66237ca95b01d18be05e61a167f6a5fcaf10402d37b993ee572c0358
PDF
Publication page89273b2d603bc6f90abebdf777e1a9d41e6dfd359428649ab041825e7974693e
Manifest1c6efa5e6ab24784ca7909462dcfd322cee1b2f06efe0a6bcfaf362a4a0e4a9b

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
SignatureUj540DOgTAzZF53wj8WJpZ5C58InTp+8VKmnrVmOXvcDeoRUcDyI/RoK0hXyNcwyGf87BG+W0BCBRGbgvxrFDg==
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

2026-09-17T10:30:17.180689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367
observed 89273b2d603bc6f90abebdf777e1a9d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.162198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367/manifest.json
observed 1c6efa5e6ab24784ca7909462dcfd322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.145394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367/publication.md
observed 0f86a2be66237ca95b01d18be05e61a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.122971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367/publication.txt
observed e9a3535377f7f761acb77c3a7ecee773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.847019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367
observed 89273b2d603bc6f90abebdf777e1a9d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.827169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367/manifest.json
observed 1c6efa5e6ab24784ca7909462dcfd322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.806719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367/publication.md
observed 0f86a2be66237ca95b01d18be05e61a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.785950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069367/publication.txt
observed e9a3535377f7f761acb77c3a7ecee773...
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.