OpenTechnical

OT-2026-000008115

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000008115) never changes.

Identity and time

Publication numberOT-2026-000008115 · never reused
Internal UUID01a0ae6a-908c-7fa8-85fa-058600725847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008115
StatusPUBLIC

Content hashes

Canonical texte647c3da72cc11c903bf2f64def80c775e223029846d30776b632db430795c58
Markdown211e44ddc7e7a6f78c16f2cb3e6dffe2ed50c433f2139d6273a39a8791854cc0
PDF
Publication paged5b14e50b8e8f7d41d17fc6edac7d7e1cd7919b8f09a6dd764b4609f32023f29
Manifest5cf0b85fede1e17299bb5658236539a45ec31915c05ab458ed5ab6cb2bb96036

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
SignatureLWlRzzJvreOFmx//ra8nKUCKthA/a2FeavcrojnQAfs6oVod5FFK+X/8Dkqgsw4m7s89b6KCytgOhVIdyiRuBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:25.988770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008115
observed d5b14e50b8e8f7d41d17fc6edac7d7e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.971782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008115/manifest.json
observed 5cf0b85fede1e17299bb5658236539a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.955480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008115/publication.md
observed 211e44ddc7e7a6f78c16f2cb3e6dffe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.937683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008115/publication.txt
observed e647c3da72cc11c903bf2f64def80c77...
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.