OpenTechnical

OT-2026-000092898

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000092898) never changes.

Identity and time

Publication numberOT-2026-000092898 · never reused
Internal UUID01a0ae9e-090e-7f0d-a47f-dfbb3af89abe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092898
StatusPUBLIC

Content hashes

Canonical textede7f69a3a484ec4a73d759bc7067fd1df9731f7e27eabdf4200b811c37edd67
Markdown7892ae6c33ce50a5b4ce5635f67021c44963adfbe8f7aea69a231cf8aca2933d
PDF
Publication page610743c3241812048ce86d7987d5a7b8e6ab62100a310ef6cb04ca4466d95cf1
Manifest9e67eabe310b2c27d0734c9f08b4fe66cd9c7f2fdb3c2f13aae6e6e7abb06205

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
SignatureiZStpdkvJCLg1Qx+H8zeRBcvr5/By3x64nOISISU94rO8eQ+oFyhvHv0B1yWD7qp0T2OJvWSex5Nwu6QIADHAg==
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

2026-09-17T09:40:00.655458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092898
observed 610743c3241812048ce86d7987d5a7b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.636838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092898/manifest.json
observed 9e67eabe310b2c27d0734c9f08b4fe66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.617112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092898/publication.md
observed 7892ae6c33ce50a5b4ce5635f67021c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.597821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092898/publication.txt
observed ede7f69a3a484ec4a73d759bc7067fd1...
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.