OpenTechnical

OT-2026-000067422

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000067422) never changes.

Identity and time

Publication numberOT-2026-000067422 · never reused
Internal UUID01a0ae8f-6bd9-7448-999d-19d11784eb91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067422
StatusPUBLIC

Content hashes

Canonical textd73db43775f21aac3dccfc026457b74038ecd008de2bfb2ccf594a573da44b6c
Markdownad0838925b1368c2ed0e48b7d448d3557381b613522a2d05a67671b566425cfb
PDF
Publication pagebe74e9268f7be04d979ac5c0fed3811675e90558c108971d58443fe3a5dad912
Manifeste8e6b60dc1a22b5db2e0c1c6279e504fe7f06dd4b6b599507316c38fe7fa3d57

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
SignatureCYODWBbtva1gcV8xOBOVAFARP/dsYTd4RZMWsTMuEmM7+RBJordvfJewLJvrvNYm+pzaMf8MCC1qFZRqTnxyDw==
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

2026-09-17T10:31:37.253037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067422
observed be74e9268f7be04d979ac5c0fed38116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:37.234099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067422/manifest.json
observed e8e6b60dc1a22b5db2e0c1c6279e504f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:37.217271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067422/publication.md
observed ad0838925b1368c2ed0e48b7d448d355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:37.199389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067422/publication.txt
observed d73db43775f21aac3dccfc026457b740...
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.