OpenTechnical

OT-2026-000041835

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000041835) never changes.

Identity and time

Publication numberOT-2026-000041835 · never reused
Internal UUID01a0ae79-e8a5-7c49-9efd-9990bedc6434 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041835
StatusPUBLIC

Content hashes

Canonical text812e65d5412eb3506c9dc6485ff2e5cad49eaa9325fafe1845ce614bf013e178
Markdown461b42315ab28a9fbca395b4ec3771f2bc85eafc408cab69c4116d6dea8f3bb6
PDF
Publication pagef5263eb04e11eb466e74659b245fef6f5be00d6a6bfed8c86c74f3c65d03c800
Manifest0c9dfba87a437298cc32e9f5a890f7b66003eccdd8226d0b6eca1454323cb06e

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
Signature6WOJhztUjrmvgbQWj2HalNq/4H+UwwtGvoZOvKvzUlBKfj5Ffwlh9zhIIVpgHRGvEkyGVYshjk/bjOYT+NRDBA==
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

2026-09-17T11:16:42.057785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041835
observed f5263eb04e11eb466e74659b245fef6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.039680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041835/manifest.json
observed 0c9dfba87a437298cc32e9f5a890f7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.022599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041835/publication.md
observed 461b42315ab28a9fbca395b4ec3771f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.005462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041835/publication.txt
observed 812e65d5412eb3506c9dc6485ff2e5ca...
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.