OpenTechnical

OT-2026-000005305

Publication integrity record

Vacuum cup gripper, ejector fed, pressure verified at each zone, contact triggered, rubber cups

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-2026-000005305) never changes.

Identity and time

Publication numberOT-2026-000005305 · never reused
Internal UUID01a0a934-dd31-77e3-a95e-a83b3da077e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:53:29.141003Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005305
StatusPUBLIC

Content hashes

Canonical text0f8e65ccb7250185bfb93291905b0b5d6f041a4dc1f69938308c3b0d1472cce4
Markdown330eb7914ea976321b51c39cd9c518f85e5211fcdbeda065b8271e08c733e8f9
PDF
Publication page62568c8ca9fbe2c7b1d164b16d81355cba228b35318269582c747f29fde3e07f
Manifest366685e12be1e87971e2fd8376b3931647293efcb1857a72bd30815528f571e9

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
SignatureEmqm6CZAt0Sg6QSwGamFnr6qqr+D+AXveVmhfPz2wPKo77ehcW+JV7kaEUPycu+WkgBGbu3DmZX7j1iFzXTMBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:24.666286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005305
observed 62568c8ca9fbe2c7b1d164b16d81355c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:24.651034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005305/manifest.json
observed 366685e12be1e87971e2fd8376b39316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:24.638097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005305/publication.md
observed 330eb7914ea976321b51c39cd9c518f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:24.623879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005305/publication.txt
observed 0f8e65ccb7250185bfb93291905b0b5d...
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.