OpenTechnical

OT-2026-000006982

Publication integrity record

Porous face vacuum gripper, per zone isolation, six outlet manifold, ejector fed, closed cell

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-2026-000006982) never changes.

Identity and time

Publication numberOT-2026-000006982 · never reused
Internal UUID01a0a96e-7a4e-7328-ac63-8bb2a2b62db3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:56:24.913352Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006982
StatusPUBLIC

Content hashes

Canonical text5588f072de1e0f20a606d3e207371b406e5ab2a6cb034fdc7d6e37e1ad337088
Markdownada51a7327ab2da5fb5c45a069476d81de81039808efba691f8ee2c871fd1cac
PDF
Publication page789d6c10da2e09817c05ec313b8f66b4d1d57d981c745847e1eebdb0a8a42014
Manifest9156d91e498e0eb8a11779f45b2036cbbbc81fd4a12994eec8ca0df42f13c03a

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
SignaturetZxmXFLn+tlpfWs3yE5JB5N++csCMCzKkucVKQqSH/McTfbt3hiX90ZvvHZwwYK29GQHbd/00OL520DeIu6YCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:15.168983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006982
observed 789d6c10da2e09817c05ec313b8f66b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:15.156306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006982/manifest.json
observed 9156d91e498e0eb8a11779f45b2036cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:15.143992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006982/publication.md
observed ada51a7327ab2da5fb5c45a069476d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:15.129237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006982/publication.txt
observed 5588f072de1e0f20a606d3e207371b40...
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.