OpenTechnical

OT-2026-000050124

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000050124) never changes.

Identity and time

Publication numberOT-2026-000050124 · never reused
Internal UUID01a0ae81-fd79-7040-82fc-13ea9b176d9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050124
StatusPUBLIC

Content hashes

Canonical text62efa2f44916e985caa39ff9654d79a06e1f6a5a3c5056452bb0d4fe70050d9e
Markdowncfe85b3938af87746bf94531978858e176f58fb5237a5f7d7356f2a2eb508193
PDF
Publication page67c26b8a7e1f6c40fe9831a67ff16466f38e08975f42152dcbd07796e1e6e5ed
Manifest69445c50270b8cf2241531b61996a06f3dcd57b39b8c0931648b606da3263194

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
SignaturejYioKh7DQBf7TKOM9WWefg5qXZzWFtM2pfa/reXn/EKSvqJ1VTiAiQMfhbxTG3ni62NV8U3yjvkfRZ7mS0C1BQ==
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

2026-09-17T11:02:07.864569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050124
observed 67c26b8a7e1f6c40fe9831a67ff16466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.845631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050124/manifest.json
observed 69445c50270b8cf2241531b61996a06f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.828008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050124/publication.md
observed cfe85b3938af87746bf94531978858e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.810299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050124/publication.txt
observed 62efa2f44916e985caa39ff9654d79a0...
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.