OpenTechnical

OT-2026-000022302

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000022302) never changes.

Identity and time

Publication numberOT-2026-000022302 · never reused
Internal UUID01a0ae6f-f4fc-7117-a794-fd6561f83132 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022302
StatusPUBLIC

Content hashes

Canonical textc287d3d2ab6cd295b598bfd738c93e24e872c65f78c084ee47834cfbe288b3d6
Markdown0d0474997c5a73157c93e96b6c8886dd80ff62f2832532a14f35b22287732b68
PDF
Publication pageda54368529ec17895d58cc6eaffe6ce086ffdfdab748f3a6cf167af84b44d7c2
Manifestf5ea9c4cba555d8c62b41c5ee9fc41fc74ecb19a9b70f0ad3153b20cf7056040

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
SignatureQ/lzou6rPPNMvrnGH7LdGUuIb3dyoxvzW2p9liZPKgJxaQ7eTggDrXNms5bSf8VtQBff8a5GD79yHOcAe9CAAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:06.448635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022302
observed da54368529ec17895d58cc6eaffe6ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.414233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022302/manifest.json
observed f5ea9c4cba555d8c62b41c5ee9fc41fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.394228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022302/publication.md
observed 0d0474997c5a73157c93e96b6c8886dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:06.361148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022302/publication.txt
observed c287d3d2ab6cd295b598bfd738c93e24...
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.