OpenTechnical

OT-2026-000005783

Publication integrity record

Vacuum cup gripper, common isolation valve, four outlet manifold, ejector fed, pressure verified

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-2026-000005783) never changes.

Identity and time

Publication numberOT-2026-000005783 · never reused
Internal UUID01a0a944-bf00-7f86-869e-e3eb9ffcd97a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:10:49.987996Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005783
StatusPUBLIC

Content hashes

Canonical textc6cf057fe3be4fda4ba6f1a77b6f4f12a12cd5813f5257735cf835ab0785c749
Markdowne3ed64f3b0f460531a0bd9391d45d84a8c904236915127d5cf290e5904e8239d
PDF
Publication page4f7d3a122f1dd92102d0aa6e826d5e3bb405e5958dd70fc1a77f50647e5c1622
Manifest00610245f24470f6b51b35a8f2ca0ec9a32b38c464d8865edbde34aaa7acf516

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
Signature/jubNYGb8OvjucIVS/BL7zpSiUX7/waw8a9tSTWtEGU6VPLt2sKBriUgG67v4JjaegoM+Kxh5lOdtTKkODgBCw==
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

2026-09-16T08:20:33.417177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005783
observed 4f7d3a122f1dd92102d0aa6e826d5e3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:33.402051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005783/manifest.json
observed 00610245f24470f6b51b35a8f2ca0ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:33.387756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005783/publication.md
observed e3ed64f3b0f460531a0bd9391d45d84a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:33.371987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005783/publication.txt
observed c6cf057fe3be4fda4ba6f1a77b6f4f12...
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.