OpenTechnical

OT-2026-000017032

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000017032) never changes.

Identity and time

Publication numberOT-2026-000017032 · never reused
Internal UUID01a0ae6e-591b-7914-8bbe-9bd083adad2a · 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-2026-000017032
StatusPUBLIC

Content hashes

Canonical text6efea083f4ebd46024e15d26885c6865b63befb8abd4aba4daabac45523e3789
Markdown5fdef8d5ac9254e888123aa7993affb4de322a5503710240c504a023b1917aee
PDF
Publication pageeb2ba462992b2801ed3b2522fc51a22bc078d56b64102e19d5c7224e5a7da152
Manifestf62a4a85f56610fe26bd0d39cf185910d69f548d5c37d1ae0795fb5f5b6ccef2

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
Signature9Ld/fJAZDA8uxHEKSvPfz1MdoS4ynKEdBKH7SjInVRMpc811uRAgFOPg0I34LDhRvWFtDBHqeZdll1aEtUWJAA==
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

2026-09-17T12:03:26.616481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017032
observed eb2ba462992b2801ed3b2522fc51a22b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.600774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017032/manifest.json
observed f62a4a85f56610fe26bd0d39cf185910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.582603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017032/publication.md
observed 5fdef8d5ac9254e888123aa7993affb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.565556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017032/publication.txt
observed 6efea083f4ebd46024e15d26885c6865...
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.