OpenTechnical

OT-2026-000094441

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000094441) never changes.

Identity and time

Publication numberOT-2026-000094441 · never reused
Internal UUID01a0ae9e-f4e8-7093-9edf-05922491aa66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094441
StatusPUBLIC

Content hashes

Canonical text6052b40057634bcc955df54bf366035899c4aa2d12c66246571f4a6c7754a5d9
Markdowna7ec9fc9abc617912ba1294fca5c497ea57e3ad5f3618a6a5f0b4abd801217cb
PDF
Publication page730da24ae5dca8e8fcbb996610b9f948507b778c0fde5b40c2ab92b20f0b4dd7
Manifest94475fad1126e3a63a40c8591a9b518e120516c2ffff9b8d31d12d87fec84512

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
SignatureOnmG8qIcqAu8c8Ocv2G/i/zApPIJATfOTJhK6caNHIqdjTqVnDzVVFh4lvrI1gxYuvDThoVRWWIpNY8LZn4FBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:51.443063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094441
observed 730da24ae5dca8e8fcbb996610b9f948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:51.426291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094441/manifest.json
observed 94475fad1126e3a63a40c8591a9b518e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:51.409498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094441/publication.md
observed a7ec9fc9abc617912ba1294fca5c497e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:51.391296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094441/publication.txt
observed 6052b40057634bcc955df54bf3660358...
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.