OpenTechnical

OT-2026-000010900

Publication integrity record

Single cup vacuum gripper, single stage ejector, pulsed blow-off after 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-2026-000010900) never changes.

Identity and time

Publication numberOT-2026-000010900 · never reused
Internal UUID01a0ae6c-540d-7b45-9acd-c069384c8b16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010900
StatusPUBLIC

Content hashes

Canonical textb3937b96430b4cf45cf28301f414fa42f16310a05a35d8633bd39ca0bfde264b
Markdown3abf664a5ff225c75d1e8a85f5f61109491649f0ea2ed38ffbe88e282cbbcfa8
PDF
Publication pagea2d0cacd2d8f13871db05c25aca7cd7df565a7fefa62c0c7286d28942dc22cef
Manifest3a389310235d0ebd5264c275a7e764094d9ebdb7483447b96951f6103323e097

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
Signature0ZDpBjzaVNd0maAZg6Pbjb4/XIukr4aey6kRzx+ITzUkmczUSAc1DDGYY+Q0LbOmHOLWRXyOVed8XfzjXWsEBQ==
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

2026-09-17T12:13:40.315350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010900
observed a2d0cacd2d8f13871db05c25aca7cd7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:40.295594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010900/manifest.json
observed 3a389310235d0ebd5264c275a7e76409...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:40.275777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010900/publication.md
observed 3abf664a5ff225c75d1e8a85f5f61109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:40.255368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010900/publication.txt
observed b3937b96430b4cf45cf28301f414fa42...
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.