OpenTechnical

OT-2026-000066678

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000066678) never changes.

Identity and time

Publication numberOT-2026-000066678 · never reused
Internal UUID01a0ae8e-ce42-754a-a1ba-86b9e10f27cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066678
StatusPUBLIC

Content hashes

Canonical text3e286293f6e2ea0fc3fc27f068a62e99bcd1601fb6f4b17d60f743a155c16bbd
Markdown8ca43015853a620e691416a9192e8af51bb7b0de5afe8cacef50c31a2ad146ee
PDF
Publication pageddc2baf10caf32c917423bd32640f8019442ba90ec26cc06578e4fb4705ff2a7
Manifeste8c5ac184995757f191228a0bc09490c857b6c5b0a2aba62a2fdceafcf7e37c5

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
SignaturedsCLLE+reyIBgsLBdj6DDgBx1xs7WGkV+hmnBFiGD1p0zJefx++YLGjuM+8HVIC4W80WtOmjYXdbWCpslZPICA==
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

2026-09-17T10:33:04.328207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066678
observed ddc2baf10caf32c917423bd32640f801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:04.310572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066678/manifest.json
observed e8c5ac184995757f191228a0bc09490c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:04.291885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066678/publication.md
observed 8ca43015853a620e691416a9192e8af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:04.274116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066678/publication.txt
observed 3e286293f6e2ea0fc3fc27f068a62e99...
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.