OpenTechnical

OT-2026-000016940

Publication integrity record

Single bellows cup vacuum gripper, three 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-2026-000016940) never changes.

Identity and time

Publication numberOT-2026-000016940 · never reused
Internal UUID01a0ae6e-591a-7459-bdf0-2df5cffe1798 · 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-2026-000016940
StatusPUBLIC

Content hashes

Canonical text0edfa13cf28b6c419bf9722881aeceeffff519fb95496132442e1e9acd1f12ea
Markdown43493ecd7ae5c8c89d4b526d1a4f352b4acec6e8c8f4c8b062c846f8ce127979
PDF
Publication page8522f769b562e91a6b47964b2b79000cc3b08c72441013affd59088d474de10f
Manifestb6c4e3b41d99d29bd2e0c6e7e447fbbaf449717a6bdee64d4efa5c27388ceadc

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
SignatureXh6/n/wrrWBJw/D2EBJN4UiiyPVvNws7gYKtY1YKzHXDya5wEJtlC5FEMZmF4ofVZvzmU8c4ksqqVzEJ1xGzCw==
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

2026-09-17T12:03:13.464070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016940
observed 8522f769b562e91a6b47964b2b79000c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.446554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016940/manifest.json
observed b6c4e3b41d99d29bd2e0c6e7e447fbba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.429714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016940/publication.md
observed 43493ecd7ae5c8c89d4b526d1a4f352b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.411900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016940/publication.txt
observed 0edfa13cf28b6c419bf9722881aeceef...
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.