OpenTechnical

OT-2026-000077426

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000077426) never changes.

Identity and time

Publication numberOT-2026-000077426 · never reused
Internal UUID01a0ae94-f509-7465-a620-9221e5e12c62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077426
StatusPUBLIC

Content hashes

Canonical textc65fb8d1c6a724ce9fc6cca5f29074ff5d3e7a532a583cd5ae82e074b6ac6fe8
Markdowna0fa0c411fa0fc2274d579c15fcc564b8e9aeb5e9d13a22118373846acec4149
PDF
Publication page80152f0e9329d20bfcce241d68b226b28b99ddce3f991cddedb61c06d925a04f
Manifest90ef1c4a2b2b7c103f144c83ddb3c7d7dd4f92224624dac952375c26d42c38c9

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
SignatureACMoCmOAzxqNJujY737gXt0wViNnTBeEmyA0VrTjGKzGybaZFjOjB7dyx0EvdsOwBvQxV0eorxqdmzRvjhB0Cg==
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

2026-09-17T10:09:04.637447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077426
observed 80152f0e9329d20bfcce241d68b226b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:04.616378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077426/manifest.json
observed 90ef1c4a2b2b7c103f144c83ddb3c7d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:04.595922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077426/publication.md
observed a0fa0c411fa0fc2274d579c15fcc564b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:04.576508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077426/publication.txt
observed c65fb8d1c6a724ce9fc6cca5f29074ff...
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.