OpenTechnical

OT-2026-000017852

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000017852) never changes.

Identity and time

Publication numberOT-2026-000017852 · never reused
Internal UUID01a0ae6e-96fb-7943-8681-cc1bfb27f5c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017852
StatusPUBLIC

Content hashes

Canonical text457f025ac1ecf3aac540049f2ca4a664ea7c29caf6d0e3fd1e5d3182ab901d8d
Markdown3288d210943d09b680ff82749cc5fedb61b1102f797b791077a3949e290e5122
PDF
Publication page27087f50d97ebc55966ca8586796378d5dfc122db47f6f421699e4b80fecb969
Manifestc3bf7a8420db4e5333c62a655ebfa17e7e7fc32baf2e52080262d80318823725

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
SignatureIpBMUOgZcoTQOmfez3kn99/T/ANsvBBeZj5KHCehBKgf/yqtMuQ8npSxxb4gUSakWxsHO9azqwUR5MKcbXB/Cw==
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

2026-09-17T12:01:50.056889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017852
observed 27087f50d97ebc55966ca8586796378d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.038817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017852/manifest.json
observed c3bf7a8420db4e5333c62a655ebfa17e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.022412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017852/publication.md
observed 3288d210943d09b680ff82749cc5fedb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.006867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017852/publication.txt
observed 457f025ac1ecf3aac540049f2ca4a664...
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.