OpenTechnical

OT-2026-000014134

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed 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-2026-000014134) never changes.

Identity and time

Publication numberOT-2026-000014134 · never reused
Internal UUID01a0ae6d-b278-7372-a542-a7fca26bb952 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014134
StatusPUBLIC

Content hashes

Canonical text1a18b8203c2778a52504665393f82f84abed809b21dd255758269ed33ad8e80c
Markdown41a493af70960f78b3927f1395b822803561fe344ac48859a512e59eb9aa3cdd
PDF
Publication pagee51f5170ddf5b952d14e66114049132fb3fc200c20085c7e214f9ebc007b1e2f
Manifest3d0b0a644412eba8a1d2ea9ece9b86ae769fe9188bffb3b113d4098d47d9e04d

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
SignaturezUZGHJuJCrv3jRo4wfyAl83vJeEs1unn/anA4YzOGzFDWTBJyMfFD2phS3QKTAFHdpVZRr8sDjuIl4OMY/l2Bw==
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

2026-09-17T12:07:12.582380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014134
observed e51f5170ddf5b952d14e66114049132f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.563405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014134/manifest.json
observed 3d0b0a644412eba8a1d2ea9ece9b86ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.544056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014134/publication.md
observed 41a493af70960f78b3927f1395b82280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.526595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014134/publication.txt
observed 1a18b8203c2778a52504665393f82f84...
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.