OpenTechnical

OT-2026-000034632

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000034632) never changes.

Identity and time

Publication numberOT-2026-000034632 · never reused
Internal UUID01a0ae76-1ed1-780e-a292-d5e6769d6fff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034632
StatusPUBLIC

Content hashes

Canonical text8df4031aba388b3c29b531994df43613625421cd65fd2be85a05a7df1746d256
Markdown987dc6ede39924bb2298da29e828ad67f62f39de55f43079fba80c518710f057
PDF
Publication page2455455aae88281d5d9d96fc4de03936e182beee2878fcea05a88bfeb9f527a6
Manifest3c7165df85d2411342fd944d73fa548f00204ff881bdcb3594a0f5ecd9161974

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
Signature9RStPD+u0PSpXduUM8OTVr+lca0LtxDBQ1m5wdOaHumcGcQgQZHwSt3YpaFmlZsBOvPuVi7jfih2ONa9HvvWBw==
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

2026-09-17T11:29:01.119242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034632
observed 2455455aae88281d5d9d96fc4de03936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.102817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034632/manifest.json
observed 3c7165df85d2411342fd944d73fa548f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.084881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034632/publication.md
observed 987dc6ede39924bb2298da29e828ad67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:01.064939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034632/publication.txt
observed 8df4031aba388b3c29b531994df43613...
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.