OpenTechnical

OT-2026-000011765

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000011765) never changes.

Identity and time

Publication numberOT-2026-000011765 · never reused
Internal UUID01a0ae6d-1941-7db9-8a37-3ea5e1f36b53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011765
StatusPUBLIC

Content hashes

Canonical text666b5ea95fbd5a034a933052dd78087f122dc8df1f50771ec90a6d1bff231eb5
Markdown9816100ac4ca24bc3e508ae5496ed96362d3429ca1a0bfc474b8019037f48572
PDF
Publication page4af6d814aa0811a8a4f4f0a61251abe759e789e8f36136abb9d0c974d0b5a247
Manifestcc2a9756396d67150a8d36c5e917babc1c0630ce4637913d11d14974db5abeb1

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
SignaturegqJggy0AE/r0MDcCYD0bHIJLpj1T5Abm3TkuGtM5BSN54bGxdfnb1X/tmyV1d0SGp1lPcnQV3VZD2WcJFLnOAw==
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

2026-09-17T12:12:28.664191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011765
observed 4af6d814aa0811a8a4f4f0a61251abe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.645919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011765/manifest.json
observed cc2a9756396d67150a8d36c5e917babc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.625161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011765/publication.md
observed 9816100ac4ca24bc3e508ae5496ed963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.604484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011765/publication.txt
observed 666b5ea95fbd5a034a933052dd78087f...
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.