OpenTechnical

OT-2026-000051335

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000051335) never changes.

Identity and time

Publication numberOT-2026-000051335 · never reused
Internal UUID01a0ae83-2740-7ee1-a74a-a02fe6bf6658 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051335
StatusPUBLIC

Content hashes

Canonical textf5b20b2c8bd3a847a8c58c36706b50dab69208aabd14e0e3851caa0047c092a0
Markdown93b3d3ffd63298d3894d468113155dcef246069ed0c7241a8a099a4328f020f8
PDF
Publication page0b76b84d4000aaffbe076e31300410c76222eef8249a582e6e240a09ab1061fa
Manifest4d0c7eac949f2633813eab0d435af8ea36930b31f4b28557ce7686dc36edfe98

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
Signaturezk2j6gbPoExlZpvrnjTsn44PvJU2X0Rn/A1WtOqeUnuvMaAjYCgNd+ibyF6nTD8CI+yK+ssumKNTw1Z2FF+4Cw==
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

2026-09-17T10:59:13.159153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051335
observed 0b76b84d4000aaffbe076e31300410c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.142102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051335/manifest.json
observed 4d0c7eac949f2633813eab0d435af8ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.125324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051335/publication.md
observed 93b3d3ffd63298d3894d468113155dce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.108645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051335/publication.txt
observed f5b20b2c8bd3a847a8c58c36706b50da...
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.