OpenTechnical

OT-2026-000069050

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000069050) never changes.

Identity and time

Publication numberOT-2026-000069050 · never reused
Internal UUID01a0ae90-6dce-7bd7-a1d6-e1ad8954a77b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069050
StatusPUBLIC

Content hashes

Canonical texta6ec99459a5e7fe80fbe10f8e03326baa8bd346698746a051129d29d3c48d3e4
Markdown3b7465e9bdcc3ca0c0346d2999daada017045f56f1d5a83576442e1e59146970
PDF
Publication page85fec6e4df46b8b9c142c3ccdc7acb0d0fc61569dc38fc3a7ddd62bdbbbd69b7
Manifestfe86ad1ef17ffd4549dccc441f7d3908ec27eb2b399bc52c07641420afa6965e

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
Signaturet4jhy/Xd9kUIU+we39/1QsQz1zTXShH/7qZecAwaPi9gvbxoPEcPUFFZ6I8EOE8Vq7uc52qhWZIiGB81agcXDA==
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

2026-09-17T10:28:54.723912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069050
observed 85fec6e4df46b8b9c142c3ccdc7acb0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.706067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069050/manifest.json
observed fe86ad1ef17ffd4549dccc441f7d3908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.688882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069050/publication.md
observed 3b7465e9bdcc3ca0c0346d2999daada0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.672737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069050/publication.txt
observed a6ec99459a5e7fe80fbe10f8e03326ba...
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.