OpenTechnical

OT-2026-000010188

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, sustained 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-2026-000010188) never changes.

Identity and time

Publication numberOT-2026-000010188 · never reused
Internal UUID01a0ae6b-cb7b-7186-a07a-1de035f399a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010188
StatusPUBLIC

Content hashes

Canonical text7be2f7cda11d07d1ad8cfc35f462cbab892215e78978df36afd5e6b38ea8f28a
Markdownddb49de6c2c1ebfff8367b5baa5d7139532e6ac5a2e17b6723e0778395dcb940
PDF
Publication pagebc83a614eeb8398d33646cac8ab0dab62c764ab7794e89e2513f2ae3ac265026
Manifest052edeaff06697f86e910ab5bced241f9482b51364d6c2ce51f60d6acfdbef03

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
SignaturefJQbALRMX2g6ND74v0gRo8AL47VmW6B+S17X0iubEnBu/8evS+pjW+2sIEA8X/jp6beka9SgPkuG3yc96skBBg==
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

2026-09-17T12:16:18.440532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010188
observed bc83a614eeb8398d33646cac8ab0dab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:18.420090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010188/manifest.json
observed 052edeaff06697f86e910ab5bced241f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:18.401380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010188/publication.md
observed ddb49de6c2c1ebfff8367b5baa5d7139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:18.382912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010188/publication.txt
observed 7be2f7cda11d07d1ad8cfc35f462cbab...
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.