OpenTechnical

OT-2026-000007324

Publication integrity record

Vacuum cup gripper, two stage ejector, vented before set down, polyurethane cups, flat form

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-2026-000007324) never changes.

Identity and time

Publication numberOT-2026-000007324 · never reused
Internal UUID01a0a97a-b287-7104-ae04-3ef15d678cf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:09:45.738087Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007324
StatusPUBLIC

Content hashes

Canonical texta6c659f8927a13fa219cb1cd63cd06794cba40f0eaea7b8ed54947b01ab12b6c
Markdownc3192225d9fa66b5bdf49ea1989131a9099d0ead49c9423d8964ee80c88c1328
PDF
Publication page2174e3ec580f407d112be51e3540ae008935aec66802c496ceda1f029119f180
Manifest29a2475f309c22eee30d9ec897b75558d0742cf262e7730e10e6555b8bad426e

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
Signature3rUUTuNx7N6Q4LL7apvbuC5R+JDAsIe91d4xcr1AECxb0UoRv/6nuZRzz4elfX103OZbGSuLZWAFofQcQdDZBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:03.899495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007324
observed 2174e3ec580f407d112be51e3540ae00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.886466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007324/manifest.json
observed 29a2475f309c22eee30d9ec897b75558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.748202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007324/publication.md
observed c3192225d9fa66b5bdf49ea1989131a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.734618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007324/publication.txt
observed a6c659f8927a13fa219cb1cd63cd0679...
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.