OpenTechnical

OT-2026-000041695

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold 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-2026-000041695) never changes.

Identity and time

Publication numberOT-2026-000041695 · never reused
Internal UUID01a0ae79-e8a1-77ce-a8a8-a68527a77a48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041695
StatusPUBLIC

Content hashes

Canonical text2d2bfed2ccacb7a9bc6b053b96ce0d4af38603640f537c4ff46d391cba6b1a38
Markdown211797db113f3f071483cd638d3469239ecb7766440a23459fddfa5e6ffb0297
PDF
Publication page6c066d3e073d92950feff6da59dad59848ae9134fef023e573cf40c0b828943b
Manifest4e2ac394c1a83051804399a440523537f28f35fa1a59ade9b9e418d70033ac8c

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
Signature/VHmXpxwCQv1NIdUGwcxPEMgdOfGEdTniSRrbGCAc7MQvu9xMKyi6pgJYnTjaNXmN6U2FO5bmFH3dZ7jXHnoDg==
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

2026-09-17T11:16:30.408549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041695
observed 6c066d3e073d92950feff6da59dad598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.391648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041695/manifest.json
observed 4e2ac394c1a83051804399a440523537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.374880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041695/publication.md
observed 211797db113f3f071483cd638d346923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:30.357722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041695/publication.txt
observed 2d2bfed2ccacb7a9bc6b053b96ce0d4a...
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.