OpenTechnical

OT-2026-000016910

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000016910) never changes.

Identity and time

Publication numberOT-2026-000016910 · never reused
Internal UUID01a0ae6e-591a-754e-912f-b31d31e0f2aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016910
StatusPUBLIC

Content hashes

Canonical text44c9b4089c5e4e1ddce8f11860fa9d4624922e1fee6c8dc9967a60cddf8fc254
Markdowna8950aa67496bbc2e244837cbdf359b075360439149b0b6fe23adcee4522ecf3
PDF
Publication page3fe71359ea03b718558d056b93033f83b6d8cacd5f2731cd65fb8d999dc15615
Manifest5756684d55d47709042fd9c430a2ebe29af3bd8fb4f0f531111067fd72e05c43

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
Signaturel5BNLN907Q0vbJdmUw3JfYYU4R+IaD40XmBghbvO0lLBAvSxC5go/QuT38Fe8vkb9xLkNMArvInIoq2Bg0HwAg==
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

2026-09-17T12:03:11.415706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016910
observed 3fe71359ea03b718558d056b93033f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.397942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016910/manifest.json
observed 5756684d55d47709042fd9c430a2ebe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.380757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016910/publication.md
observed a8950aa67496bbc2e244837cbdf359b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.362977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016910/publication.txt
observed 44c9b4089c5e4e1ddce8f11860fa9d46...
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.