OpenTechnical

OT-2026-000003757

Publication integrity record

Vacuum cup gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000003757) never changes.

Identity and time

Publication numberOT-2026-000003757 · never reused
Internal UUID01a0a90a-f8ac-7d81-b337-749f2e6dc029 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:43.662250Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003757
StatusPUBLIC

Content hashes

Canonical text0a6259fab51bd77e926ff8514b1fc93fc0836ecad2fd60a24d53771d74ca275d
Markdownc7440e8641c89f14951a2d31ea91c6a0d89aa00ef549ec113892d5b8f595e8af
PDF
Publication page9b0832fb4a12329c75142819d07bf2f4e1e7b07e00478f3113fc033e893bd3db
Manifestaa309998b0b07cd3f653261d513f09103afd3adba22ba1b98cec3e43813dc5f7

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
SignaturemMo5JSQshwNhHaSgrFnyuL3PW019OQR7DihDSVczQqJMoi+XE6QIz+lOKfa1asdHdgSPopCypfECcjChfLFhCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:22.166468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003757
observed 9b0832fb4a12329c75142819d07bf2f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:22.153186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003757/manifest.json
observed aa309998b0b07cd3f653261d513f0910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:22.138863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003757/publication.md
observed c7440e8641c89f14951a2d31ea91c6a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:22.126506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003757/publication.txt
observed 0a6259fab51bd77e926ff8514b1fc93f...
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.