OpenTechnical

OT-2026-000092615

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092615) never changes.

Identity and time

Publication numberOT-2026-000092615 · never reused
Internal UUID01a0ae9d-b5fe-7939-9608-1c9cd4a781f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092615
StatusPUBLIC

Content hashes

Canonical texte34e00e612841644b90adb6d766ce1cff2076f799d9a2f7516119d40e61af937
Markdown7467aeb6cd0fef530d1a7c29f14ffb36e0f1425710096adf993add7d7b89d680
PDF
Publication page617979b0bf3cf6f71f4470284f2dc1d4bc0b85ff394410ce68932f14b0d4aff9
Manifesta03d3d543cc73d5cd113cae9f14559205d9e3c825506bfbd4a42302f695a11c1

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
Signature0PmXUnyH+vNT+yirGhESGpVOS2/ncDau6F6L/wo29TnrP4jYdNNgT4pWm5R9xxHiuAbWGeTGxuVM+UZP9fJdDw==
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

2026-09-17T09:41:12.699972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092615
observed 617979b0bf3cf6f71f4470284f2dc1d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.681840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092615/manifest.json
observed a03d3d543cc73d5cd113cae9f1455920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.664850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092615/publication.md
observed 7467aeb6cd0fef530d1a7c29f14ffb36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:12.647574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092615/publication.txt
observed e34e00e612841644b90adb6d766ce1cf...
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.