OpenTechnical

OT-2026-000016784

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000016784) never changes.

Identity and time

Publication numberOT-2026-000016784 · never reused
Internal UUID01a0ae6e-5919-7cc2-a5e0-6e78564e14cd · 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-2026-000016784
StatusPUBLIC

Content hashes

Canonical text3bea1556527d48a06b6994c4cf6db6b08210568bc084b0eb12c7796c7af195fe
Markdown047f1b0c11008e161d4f96c68c8fd60c49c64ebefd5c5430407588df3a3b9bd0
PDF
Publication pagecde98bfac6fd4d6de4d62ce8da039df5a1b4351cd8eaff8667c9e59cb3612e7a
Manifestb16729ef4b017853320680a1baf7e8d853c44002c244f1dd2bbab5a285e06410

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
SignaturephFjJ6lOI1tB+TtbnlE/N3QXeRFZN57+0uoqIV+S6Fm7LoSF30sjxs9r/JYK1ip/lh1fEw124ziSMqJnWVewBQ==
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

2026-09-17T12:03:01.755131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016784
observed cde98bfac6fd4d6de4d62ce8da039df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:01.739047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016784/manifest.json
observed b16729ef4b017853320680a1baf7e8d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:01.722160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016784/publication.md
observed 047f1b0c11008e161d4f96c68c8fd60c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:01.706005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016784/publication.txt
observed 3bea1556527d48a06b6994c4cf6db6b0...
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.