OpenTechnical

OT-2026-000016578

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000016578) never changes.

Identity and time

Publication numberOT-2026-000016578 · never reused
Internal UUID01a0ae6e-2d14-73a3-8356-54a342dce83f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016578
StatusPUBLIC

Content hashes

Canonical text362949e257ea7b1f58f3b017b51bcdc6f89f7d6cf1ce721c9d40e0ccc07b64b3
Markdowncae6d14d2ee8794e64f4bb0d09cead365f49ae86d7eecd58552d3a419621be3d
PDF
Publication pageb87ea17df0148d477429eae493cc770bde8c636570431aecd7e8a73b875e37bc
Manifest43e15a6048632c3f85d737ac773144b6fa3f66fa54abb58f0af3964ae802d900

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
SignatureCW++NQeAQiCEQhq6//KQUQ2PISIW3FBs4UB6qo+hHROJb1O46WkIYW1WIeIjNy429uJBBb/GiQL+PYb500bGDQ==
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

2026-09-17T12:04:48.711188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016578
observed b87ea17df0148d477429eae493cc770b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.679671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016578/manifest.json
observed 43e15a6048632c3f85d737ac773144b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.661987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016578/publication.md
observed cae6d14d2ee8794e64f4bb0d09cead36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.644738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016578/publication.txt
observed 362949e257ea7b1f58f3b017b51bcdc6...
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.