OpenTechnical

OT-2026-000027606

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000027606) never changes.

Identity and time

Publication numberOT-2026-000027606 · never reused
Internal UUID01a0ae72-6999-721c-bf1e-62717c6eb103 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027606
StatusPUBLIC

Content hashes

Canonical textecfa16038b62a0dace593d478a40430b9579c142c6f50babec40d9fb947b9131
Markdownbe8636bb73efd1f9d99171401d50dd9e05ba84282b20f5f240df6ca38dc773cf
PDF
Publication page16da94e73db1d67a1442a00a40641b34d154b1924e324d04ad08739a633a72a3
Manifest08c67640cf12b05c0be23698d45193fb6deba3a55d5d0a3246e782abb3c817aa

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
Signature4OR4anq+X6DbM60vvUKQZjMjgP9Uk4fZfVor3/BQHEXmRSbtXglwBLF+QlrbDWFbmP48C3XsHXbX8FAHZvVWDw==
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

2026-09-17T11:43:07.332842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027606
observed 16da94e73db1d67a1442a00a40641b34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.316764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027606/manifest.json
observed 08c67640cf12b05c0be23698d45193fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.298180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027606/publication.md
observed be8636bb73efd1f9d99171401d50dd9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.280483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027606/publication.txt
observed ecfa16038b62a0dace593d478a40430b...
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.