OpenTechnical

OT-2026-000063076

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000063076) never changes.

Identity and time

Publication numberOT-2026-000063076 · never reused
Internal UUID01a0ae8c-94a9-70f4-a963-f8f4605f1b86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063076
StatusPUBLIC

Content hashes

Canonical textaa9b42b05c6e797248d113f6bea5cf45d342a6fa711df6b7fdd27de5ed64bce5
Markdown1240171ca3b6d3df9ee408130c5ddf52b17fe46810fd4b1cf9f6924ed473b080
PDF
Publication page3020bde49c44a3366d0353f44fcee8b9f9544076f053d6ecde84d25e425eed80
Manifest51fb70e1c3416ba76ffdeaa3533d094324a1e97752aeeb17090dd312b61eebdc

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
SignatureDOu4xk1OGnzZXU+H3O5KHvlzQBfq3DHOPqtX7HufaVT/ANTbjhL7wea816RYeqw6wJ2Dw8f7QOUnPtOXPNu8BQ==
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

2026-09-17T10:38:50.681548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063076
observed 3020bde49c44a3366d0353f44fcee8b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.663545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063076/manifest.json
observed 51fb70e1c3416ba76ffdeaa3533d0943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.647140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063076/publication.md
observed 1240171ca3b6d3df9ee408130c5ddf52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.630494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063076/publication.txt
observed aa9b42b05c6e797248d113f6bea5cf45...
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.