OpenTechnical

OT-2026-000016818

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000016818) never changes.

Identity and time

Publication numberOT-2026-000016818 · never reused
Internal UUID01a0ae6e-5919-7423-8c93-daad1b49ee00 · 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-2026-000016818
StatusPUBLIC

Content hashes

Canonical text3f069d47b21405433efe8bff13ada2c85890d9dac9a7c29fd8d96c50918232fe
Markdown7b6782c354087c4ffb49712bb99baee92e72e8669b06193939d16e7c318baf24
PDF
Publication page22a1d4a83fc2c7b5271fbfbe44a300f4e65424297a7984fef41dad8d07626d08
Manifeste1cba845ef4b80683344e0f8fe7ffd1ef5a1ebe47f6f8ad0a834185ae4e0cab2

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
SignatureUw6UJW3oJR2s7pLLlYWEK4KwdVQOvGlfqWHJaQBZcZ8fvAGAxYD0EkVdPB3YaiR6NWhCP+S1sU3EZf6L5IeiCw==
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

2026-09-17T12:03:04.472668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016818
observed 22a1d4a83fc2c7b5271fbfbe44a300f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.456766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016818/manifest.json
observed e1cba845ef4b80683344e0f8fe7ffd1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.439842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016818/publication.md
observed 7b6782c354087c4ffb49712bb99baee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.421505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016818/publication.txt
observed 3f069d47b21405433efe8bff13ada2c8...
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.