OpenTechnical

OT-2026-000064583

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000064583) never changes.

Identity and time

Publication numberOT-2026-000064583 · never reused
Internal UUID01a0ae8d-a462-702e-8040-ab4379b004dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064583
StatusPUBLIC

Content hashes

Canonical textf8d83df0a86d46abdf7c047e3da6f93f3efe7fc761d82db0355e4d48909d6f9f
Markdownc9531f3ce49a71a7e51b890ef6691574b28a8ab13653abee07c7651d3e7781d5
PDF
Publication page9a0a4087af98019dafb120b64770484f0f6dab7919a7c8a29a8a4ded0722a679
Manifest1acb34d56b3c35d33d180a6e32c6e5dc2a95a949fea123291c40c4369f5bcb73

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
SignatureD6WAVczT8JIWiNLE614SbgEFF61aUrTbDllZFAo2FRgPVmlfPMFZGPLQE7YPM2YEDo7FvVOixiTaACXGL19oCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:48.897458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064583
observed 9a0a4087af98019dafb120b64770484f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.878204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064583/manifest.json
observed 1acb34d56b3c35d33d180a6e32c6e5dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.859573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064583/publication.md
observed c9531f3ce49a71a7e51b890ef6691574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.840416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064583/publication.txt
observed f8d83df0a86d46abdf7c047e3da6f93f...
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.