OpenTechnical

OT-2026-000005710

Publication integrity record

Porous face vacuum gripper, three outlet manifold, ejector fed, contact triggered on the face

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-2026-000005710) never changes.

Identity and time

Publication numberOT-2026-000005710 · never reused
Internal UUID01a0a942-395a-727a-9bdb-f9b8b96db8b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:08:04.700519Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005710
StatusPUBLIC

Content hashes

Canonical textbb2b16b87c670ec19485dc439f78817a1e98548503ef225f45e639ce84a02494
Markdownb50af2a6b8e4c779a453aa8938c13f9b0b32d4c9a6c367e4aaf5bb5730ac26f4
PDF
Publication page3575f6325ee0c705f6a0d3f893e5daa5206463dccac5e0f2b3e2d512efbb9ea4
Manifestdd84cbcff3ea8d3d20058cc36acc47ebf35644baf14e55a967d27796981560ac

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
SignaturenHjLKkGEDUanlpvRfNIShHFsVCVRUgSodnq8OiFEpWmCjadFt8HDxwpcI1lyU0VmcGnoEL61+ACvvmEEJvemCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:08.930602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005710
observed 3575f6325ee0c705f6a0d3f893e5daa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:08.916808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005710/manifest.json
observed dd84cbcff3ea8d3d20058cc36acc47eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:08.903748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005710/publication.md
observed b50af2a6b8e4c779a453aa8938c13f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:08.890219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005710/publication.txt
observed bb2b16b87c670ec19485dc439f78817a...
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.