OpenTechnical

OT-2026-000023050

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off before set-down

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-2026-000023050) never changes.

Identity and time

Publication numberOT-2026-000023050 · never reused
Internal UUID01a0ae70-46ec-7ac0-a483-1e99fa2a2ce7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023050
StatusPUBLIC

Content hashes

Canonical textd557cde8f0d28428c1cdf1bc60c84abcc482b172cdee88c2ac0531ca52212686
Markdown8588ec3ebb56088e97a66fe20364992dffce7a0f09802c86bfb68c21f717cb66
PDF
Publication page8d574d3f1ab91665d9cdc174ccf75d1d7539e94c0196aaf5c01e370fe0e1c721
Manifest14cbd553f3467faa60e4ddb0c4c2ae4b29059d012c51683e4b8c018eb1b2ceb9

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
SignatureLbRhyTz1YpYizHiqYn9OnThzSF3nEE4nKgE7cqWCsQCJStMgo6zHvMaNP6Wm21ObPk+bOQjW5fRHx/3JBFNvCw==
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

2026-09-17T11:52:39.388204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023050
observed 8d574d3f1ab91665d9cdc174ccf75d1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.370165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023050/manifest.json
observed 14cbd553f3467faa60e4ddb0c4c2ae4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.351767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023050/publication.md
observed 8588ec3ebb56088e97a66fe20364992d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.335451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023050/publication.txt
observed d557cde8f0d28428c1cdf1bc60c84abc...
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.