OpenTechnical

OT-2026-000005482

Publication integrity record

Vacuum cup gripper, common isolation valve, six outlet manifold, ejector fed, pressure verified, silicone cups

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-2026-000005482) never changes.

Identity and time

Publication numberOT-2026-000005482 · never reused
Internal UUID01a0a93a-6582-7740-b72f-5d351856ab44 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:59:31.716658Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005482
StatusPUBLIC

Content hashes

Canonical text0e51b5af92d5469699260ec6ed1509f74e75ba1c8544a17da307166274fc82b9
Markdown0ca0bf610bb57da31b728572471c225c82e25ba74b05d9c8c6adabf3f516f0eb
PDF
Publication pageddbd77f86b10a64df3db01d0fa6ef121dbf980c91297db56c41ce0fb87a3f894
Manifest72202fcefbab1b3f595a3eb88ca0e8b06b37387a3a022ed6ab66c7d83e99078f

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
SignatureYoVVFigYwWX/Glm1EpgTDhMi53bTIwnz8W+YXlzYyleLrZkxyEaTkrGx0PvXKqpJCanYcR1LZbgoNDpGP6YfBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:04.122313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005482
observed ddbd77f86b10a64df3db01d0fa6ef121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:03.984131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005482/manifest.json
observed 72202fcefbab1b3f595a3eb88ca0e8b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:03.970421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005482/publication.md
observed 0ca0bf610bb57da31b728572471c225c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:03.955910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005482/publication.txt
observed 0e51b5af92d5469699260ec6ed1509f7...
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.