OpenTechnical

OT-2026-000041201

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000041201) never changes.

Identity and time

Publication numberOT-2026-000041201 · never reused
Internal UUID01a0ae79-b143-7e5a-90e7-444e32356f9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041201
StatusPUBLIC

Content hashes

Canonical text07f5d7f48d7b18fa519f1a437d9fd141e3365c1e33303749739daeb0e16cd71e
Markdown61a9b0c01d1867ec4ae6ceccb917e8c175abd8f9d2fb4c8250fa0fa698ab7261
PDF
Publication page8ef5a79635ff769f5238d4a51a04e6cd342eaac907b5e83bb77c675125021d05
Manifesta3160b314ffc3e17345d7215cd1ef4d2510a16d36dadcddb049cf3928f9b26b6

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
SignatureVH9RjEaor7zOwGrZqQRM1GNli/rh+hKZt23Je2mfL/otJZofXM+SplibP3dMOEsrpB+SSVMABl6d+t/lhVnZDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:09.460481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041201
observed 8ef5a79635ff769f5238d4a51a04e6cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:09.441824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041201/manifest.json
observed a3160b314ffc3e17345d7215cd1ef4d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:09.423208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041201/publication.md
observed 61a9b0c01d1867ec4ae6ceccb917e8c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:09.404867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041201/publication.txt
observed 07f5d7f48d7b18fa519f1a437d9fd141...
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.