OpenTechnical

OT-2026-000095066

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000095066) never changes.

Identity and time

Publication numberOT-2026-000095066 · never reused
Internal UUID01a0ae9f-2df0-7ed2-9e9f-0b0dca14574b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095066
StatusPUBLIC

Content hashes

Canonical textea1e6a0ef9664e01aab25e1319c5aee9597e87d51440902e44e806a1eee7dab6
Markdown2321515db6404e1dfb48e797dde8ca967e23b0dbd78946a8165e198a9a32ad30
PDF
Publication page0e5a68d0dec7870372986ff6093d7935550919bc2471752e85c2ad288411a3b8
Manifestb50ec480995edb82ac9970c4ca61e74e606f334c320060cc4c9bc44dd8c7e48f

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
Signature9lcaXY9wSjZfM+x62LE94wCu5rVMR+AbMr/ITuss9k++qR/H4A+pkmTwN9HYAPKA84uxF7WnWH82CNB3OYHxAw==
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

2026-09-17T09:37:38.223863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095066
observed 0e5a68d0dec7870372986ff6093d7935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.207312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095066/manifest.json
observed b50ec480995edb82ac9970c4ca61e74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.189848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095066/publication.md
observed 2321515db6404e1dfb48e797dde8ca96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.172222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095066/publication.txt
observed ea1e6a0ef9664e01aab25e1319c5aee9...
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.