OpenTechnical

OT-2026-000092097

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000092097) never changes.

Identity and time

Publication numberOT-2026-000092097 · never reused
Internal UUID01a0ae9d-8759-7732-a0d0-602d38528b1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092097
StatusPUBLIC

Content hashes

Canonical text56d514dbe3de3ab850727ff2a2249c28ced84bdfd83e1d58f0aaf5663ed70280
Markdown1c969657839d0e381935a90d48908044602f4583f98ae30be5b039452fab7a8c
PDF
Publication page73155dbc76892784b5e091b1aa0700d5ab7efc86eb6eeb27a9c195907944e04f
Manifest5c78532e54111d5633493ba2c5e033369fc99609c4e904fba1df182f40ed9403

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
Signature5J9fGXBNdCHcn4BcwCg/XIW5tty0YjVwtQzP/wJ1WGceTAfKgKNWl/4T5CZWrQ5Assan0YDBaXd4pUq1xmEzDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:33.336681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092097
observed 73155dbc76892784b5e091b1aa0700d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:33.317744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092097/manifest.json
observed 5c78532e54111d5633493ba2c5e03336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:33.298434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092097/publication.md
observed 1c969657839d0e381935a90d48908044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:33.280160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092097/publication.txt
observed 56d514dbe3de3ab850727ff2a2249c28...
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.