OpenTechnical

OT-2026-000076968

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000076968) never changes.

Identity and time

Publication numberOT-2026-000076968 · never reused
Internal UUID01a0ae94-b071-7043-a1f9-0f65999c5abb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076968
StatusPUBLIC

Content hashes

Canonical textfa3e0425230d7ca7c04381d7daae803931e6a59228b9cde55d73964ebf0f5f35
Markdown0a33ec0cf6245dee638ebedf035d8f8fb1a06bcc72b30aaace6f3ce8b20ed09d
PDF
Publication page936e621ce08d98501da18d7c3a184e04ef870552f02c18d6296c955bd46cc85b
Manifest54a71d7473f03de5607fcc3f0739fb5ff1ab2abfd7ce4dd9e5a08716194e83ef

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
SignatureQqPgAfdlfjdnXtWBAltLRVvVxnlAMnwDSS9jsCq2h6zNKSRRFVhcLVs2NaJ1OLOueBkkQFXAMqh3J/U622IaAw==
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

2026-09-17T10:10:12.207664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076968
observed 936e621ce08d98501da18d7c3a184e04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:12.060035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076968/manifest.json
observed 54a71d7473f03de5607fcc3f0739fb5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:12.038468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076968/publication.md
observed 0a33ec0cf6245dee638ebedf035d8f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:12.015028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076968/publication.txt
observed fa3e0425230d7ca7c04381d7daae8039...
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.