OpenTechnical

OT-2026-000080136

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000080136) never changes.

Identity and time

Publication numberOT-2026-000080136 · never reused
Internal UUID01a0ae96-4378-754d-a30e-4f4eb8d6cd8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080136
StatusPUBLIC

Content hashes

Canonical text4fba9e9eb211b6e85e11ea3f36f4e2f6777dc433e733e8735fad902e5feb06ed
Markdown8f5f24633e7ee43465c78c01169da9539f4351e346daf3440055e4764bf4cdc0
PDF
Publication page18b700738059d4db7ecf743031f83c622bc0a9eab899fa83e60d0626a3d084e8
Manifeste8df6b763ccb24bf483bed223618f427f3390399f772ccf973824c197dea59db

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
Signaturevkw9yf3CVCWCL/eqway/8bsk/Q8UL9Fh+0rWOyUazBeUB12KzaFGh3L6UsCfO70C33aRqDtKeZBJxXV3jorFCg==
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

2026-09-17T10:04:05.042346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080136
observed 18b700738059d4db7ecf743031f83c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:05.017829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080136/manifest.json
observed e8df6b763ccb24bf483bed223618f427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:04.997374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080136/publication.md
observed 8f5f24633e7ee43465c78c01169da953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:04.977271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080136/publication.txt
observed 4fba9e9eb211b6e85e11ea3f36f4e2f6...
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.