OpenTechnical

OT-2026-000084901

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000084901) never changes.

Identity and time

Publication numberOT-2026-000084901 · never reused
Internal UUID01a0ae99-43b4-73f6-b8fa-64fd4fca6f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084901
StatusPUBLIC

Content hashes

Canonical text5e08602a8419c0c52037dd43c847cb8c2df856445578a87b256d3b600bdb3112
Markdown47355932c830d2f8b37ac078004e926977289c1f439563b57c48031ac6b56fcd
PDF
Publication page8ea81c09c53a1d17c81c8b56980aa4212d2e8d38fbd3636da7f494b462ac9bd3
Manifest6331d1916b8a8a3b002bb5726d6d2279bfb9108844806680a54dacabca9c80ae

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
Signatures6a7h49QZQxRdDGxrXbHA7Anvy9cNkzOPWsdGFR/td3rYYflQjMkcFbA+vBF7FkJ48occJm0NA4bS/+QVcAJCw==
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

2026-09-17T09:54:50.710427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084901
observed 8ea81c09c53a1d17c81c8b56980aa421...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.692344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084901/manifest.json
observed 6331d1916b8a8a3b002bb5726d6d2279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.646440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084901/publication.md
observed 47355932c830d2f8b37ac078004e9269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.599459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084901/publication.txt
observed 5e08602a8419c0c52037dd43c847cb8c...
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.