OpenTechnical

OT-2026-000095529

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000095529) never changes.

Identity and time

Publication numberOT-2026-000095529 · never reused
Internal UUID01a0ae9f-8f74-7fcb-9c9a-2292a1d3bd23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095529
StatusPUBLIC

Content hashes

Canonical text7be81d74a69eec679b1ab054d70756622bd62e7e27abc679bd2aeb4976a85fd6
Markdownaf9cd93fb77acea5df691649d7926a44bb13ee0eaaf929dadb404b8b6dd6b7e4
PDF
Publication page9b399fc3c2abe32d1a5483c34f6e7607c6bff755c32e4936c2ff127960d5c7ab
Manifestc1a7c9b7aa44755e2c611ca8362e7c994178c1814f915e01454e78d8591e3a4e

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
SignatureZptQRV4Mn3W2UiIrXot7kfnqOTAqK/D2LOrWaQQkbU8RuXyXcTS1fTSOp4wOeoBp45072lVgARVUUjjT56FUBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:56.386407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095529
observed 9b399fc3c2abe32d1a5483c34f6e7607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.369845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095529/manifest.json
observed c1a7c9b7aa44755e2c611ca8362e7c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.353633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095529/publication.md
observed af9cd93fb77acea5df691649d7926a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.336743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095529/publication.txt
observed 7be81d74a69eec679b1ab054d7075662...
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.