OpenTechnical

OT-2026-000052404

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052404) never changes.

Identity and time

Publication numberOT-2026-000052404 · never reused
Internal UUID01a0ae83-e792-781e-b594-b1930aceed24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052404
StatusPUBLIC

Content hashes

Canonical text48b5017574e4033a2aa2b637c85ccc7d1f6b4635dac44e7b714771c0b54f8d8e
Markdown1596dbae38282d252d3c1a094286375eccb19f6aa8f7feedbe78c3d934a2032e
PDF
Publication pagef10a3ddff827b2d7adfde3b4595f141a4e0b4b14d0a265f655011c3c531422e5
Manifest5e5565b8b5c28ad87b9e65bd046f11f68d480931b2552e4b54ba0982efae0d8c

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
SignatureqbgUyEF6qVrOCgk+R7LfkHXzfQ/h3W3zlMrhSveyahFQRU7zuhZ1AkX8qIGd4Zi9R2Al6Fnkq1iv8Q+2Cs4RCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:06.792505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052404
observed f10a3ddff827b2d7adfde3b4595f141a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:06.775380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052404/manifest.json
observed 5e5565b8b5c28ad87b9e65bd046f11f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:06.759586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052404/publication.md
observed 1596dbae38282d252d3c1a094286375e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:06.741132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052404/publication.txt
observed 48b5017574e4033a2aa2b637c85ccc7d...
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.