OpenTechnical

OT-2026-000033052

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000033052) never changes.

Identity and time

Publication numberOT-2026-000033052 · never reused
Internal UUID01a0ae75-4843-7b18-8299-af923a74d98d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033052
StatusPUBLIC

Content hashes

Canonical texta73b15fa7579672efeb24eaa5554850d71bf8eda1158524fc261583f217b3c32
Markdownb8d0342d56ef2d297cce84389bdceec6649b7cf67320fdcc36e744c2be0f391a
PDF
Publication pagee8c4a018b7f5f245501b1ca8875b9ef246f19e14790bd4bf85ded1c641df20ed
Manifest425bad23e35b40fcf8df2f74f62705fe2f1c8d3be4c6f194166170a74b787c78

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
SignatureXXsLoqluARgLmiut/vzRRjgBZW3Pss13tb6KDIT1g7n6YgnweHgi7MStTMELXSUKjoza4rcFG8WIb4SiQiI4Bg==
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

2026-09-17T11:32:41.570295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033052
observed e8c4a018b7f5f245501b1ca8875b9ef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:41.553705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033052/manifest.json
observed 425bad23e35b40fcf8df2f74f62705fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:41.535399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033052/publication.md
observed b8d0342d56ef2d297cce84389bdceec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:41.517227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033052/publication.txt
observed a73b15fa7579672efeb24eaa5554850d...
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.