OpenTechnical

OT-2026-000094855

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000094855) never changes.

Identity and time

Publication numberOT-2026-000094855 · never reused
Internal UUID01a0ae9f-2dee-7b27-8fae-9250aefd12d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094855
StatusPUBLIC

Content hashes

Canonical text2a7fbc8c309f6b856035533cb8872ea2739df947c0a797b72281a00ab5f58321
Markdown46bd72fb08cae50392e4d38c48daffae560f54d8ebc37cbe1d738a2725dc05c4
PDF
Publication page8c2d49efc9cf4f44a32b1f283ea1be6836ec1cf72b79c62c2c9f1a397a54913f
Manifest6fabaae47b91a0199d27001d0f2bf34dfc5eb8e8f3f763f32a8b33feb27c0b7e

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
SignatureaGkaiEMmysEHYWVSWGztrAwBzahhY9YtmUssmEQ7RPmEJb2rmMhMhKk1HqXi9jXidKeleNHcIRY4kWCVlbCABQ==
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

2026-09-17T09:37:21.208651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094855
observed 8c2d49efc9cf4f44a32b1f283ea1be68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.190814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094855/manifest.json
observed 6fabaae47b91a0199d27001d0f2bf34d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.172040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094855/publication.md
observed 46bd72fb08cae50392e4d38c48daffae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.154297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094855/publication.txt
observed 2a7fbc8c309f6b856035533cb8872ea2...
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.