OpenTechnical

OT-2026-000017809

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000017809) never changes.

Identity and time

Publication numberOT-2026-000017809 · never reused
Internal UUID01a0ae6e-96fb-7977-9f8f-55704bd5cf57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017809
StatusPUBLIC

Content hashes

Canonical text6579987b9062b91ebb1678114976d37a2cdb68e885fc62dd58775aa5757e1c60
Markdownef776649abad1b4dec016b5e2a4df018abf3050a43f5736ee66a103adeeef5ef
PDF
Publication pagee216bc02786b1568693899d7f51b4a72f51675e2b5be47616fa37212935850f7
Manifestfc60925e23bfa3600b547086dea0933c41d185f57d81fdf8df1242164a536876

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
SignatureQVlnCw6IwZQnBruWJMvETqwIsSRCIRFIlhsW9GajU77eXPag5f6JHnZi6Q9EoWnAaFBXLqw3qsun8e6TwqBXBg==
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

2026-09-17T12:01:46.701020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017809
observed e216bc02786b1568693899d7f51b4a72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.685138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017809/manifest.json
observed fc60925e23bfa3600b547086dea0933c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.667239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017809/publication.md
observed ef776649abad1b4dec016b5e2a4df018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.646709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017809/publication.txt
observed 6579987b9062b91ebb1678114976d37a...
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.