OpenTechnical

OT-2026-000014022

Publication integrity record

Foam pad vacuum gripper, two stage ejector, pulsed 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-2026-000014022) never changes.

Identity and time

Publication numberOT-2026-000014022 · never reused
Internal UUID01a0ae6d-8deb-73b4-940c-1e3bf86ab81d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014022
StatusPUBLIC

Content hashes

Canonical text04390de40aebd222fcc9c1a5938cd1f755bed745c7461b0dd3043cd8dbb50199
Markdown62255edbafd46e8a404ae789a054d987281f43716042eec9994c0b7259a9ae34
PDF
Publication page67361d699baa2a396133b272e4bc123b18ddfc3c4632dc66e93d90f7142aa4d4
Manifestd6a99a120e476825a8c7161f90ecef215aa41f75237022e4df30409aa8a77812

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
SignatureoCcHzaYqIRNxMiPfE1zKefEs4X0XolTIu6QCY3CybQYFt6gVEuVE/HNM7mujE6DRK6HNW4oJQs/o9C7NlCr1Ag==
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

2026-09-17T12:09:14.977157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014022
observed 67361d699baa2a396133b272e4bc123b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.957580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014022/manifest.json
observed d6a99a120e476825a8c7161f90ecef21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.937216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014022/publication.md
observed 62255edbafd46e8a404ae789a054d987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.919420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014022/publication.txt
observed 04390de40aebd222fcc9c1a5938cd1f7...
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.