OpenTechnical

OT-2026-000032732

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000032732) never changes.

Identity and time

Publication numberOT-2026-000032732 · never reused
Internal UUID01a0ae75-1071-7c2f-8bc5-28c08a2e31d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032732
StatusPUBLIC

Content hashes

Canonical textc77d5d6a19f9edc1ea5c0b3695265b28f32d15be67fa60d0c0e135bbbbade2fa
Markdown06c7279aee7f6c562e60d638ef22649526799999521e892eae563d266b15cd46
PDF
Publication page51107ce2fe1293ffe1a60edc74dc19c9e59b56071f2657ed51edfa2f2d433cf4
Manifestfa22a9f5aeee6ca3883a05878a40f8301a7232a336c618a0956c2f4f3d0af068

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
SignatureKuUQQy71sv9iDuPFMfKTj7oymw6UikrDQcMCoVNtTFtNvOVK4gCCo6lfU4oQGDKF6UFusD5I23BKz8BvYLe4DA==
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

2026-09-17T11:34:21.154365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032732
observed 51107ce2fe1293ffe1a60edc74dc19c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.136044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032732/manifest.json
observed fa22a9f5aeee6ca3883a05878a40f830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.114068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032732/publication.md
observed 06c7279aee7f6c562e60d638ef226495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.098095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032732/publication.txt
observed c77d5d6a19f9edc1ea5c0b3695265b28...
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.