OpenTechnical

OT-2026-000095166

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000095166) never changes.

Identity and time

Publication numberOT-2026-000095166 · never reused
Internal UUID01a0ae9f-8f6e-74d1-b817-ac2650150297 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095166
StatusPUBLIC

Content hashes

Canonical text505273f5711cfe54ad7d8242c8ec93cd5e3e2a1c2f337f0cb0353269e29bbf68
Markdown2458cb0d53d6ba23f823b468ee14145866b8490347947d847feac2ec63466e63
PDF
Publication page0b3ee993af575f2bd135c2fd7db1181bb51b0f0b743b86c1f4ad0b1a772564b5
Manifest88556ec50d319f6d9a186ff09b978aee5096e93abb68d46e545edbe309fdbf11

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
SignaturedH2FWu6OSPCRw6r/m+PoGv4XF1hO8UWkJPZDjJEo9GXVupTWM8sU/9VfGS34x/F7BDi7D79xPx91rtJqDGBbAg==
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

2026-09-17T09:36:28.264536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095166
observed 0b3ee993af575f2bd135c2fd7db1181b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.244729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095166/manifest.json
observed 88556ec50d319f6d9a186ff09b978aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.226069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095166/publication.md
observed 2458cb0d53d6ba23f823b468ee141458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.209757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095166/publication.txt
observed 505273f5711cfe54ad7d8242c8ec93cd...
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.