OpenTechnical

OT-2026-000043770

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, sustained 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-2026-000043770) never changes.

Identity and time

Publication numberOT-2026-000043770 · never reused
Internal UUID01a0ae7b-d676-7259-99b7-4a6b353db6f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043770
StatusPUBLIC

Content hashes

Canonical text5372ae35ffce4d817a9e8ebf480c096465ed50fb1c39fe40bf822dc37d394430
Markdown78a744122347060d184b809437f44a6a70dc125e659e09469b55001909cdfeb4
PDF
Publication paged3ba6e3012d3ae139e012b0ecee350c412f7b269d644f31d87bcd0dcd93a26c5
Manifeste24060bb634b9b39efb41f506d5b9d4710856eb5d6a723a3478c9159efea0528

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
Signature+NaeydLwFBr+g/VFAW6MkRBZ4x2BCNIwUc7yyQKEqX8crRCQoqToEG7BvGQd9D/sYL2LWijuPbovygjnX15sBw==
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

2026-09-17T11:12:03.520711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043770
observed d3ba6e3012d3ae139e012b0ecee350c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:03.501914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043770/manifest.json
observed e24060bb634b9b39efb41f506d5b9d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:03.483120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043770/publication.md
observed 78a744122347060d184b809437f44a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:03.462026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043770/publication.txt
observed 5372ae35ffce4d817a9e8ebf480c0964...
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.