OpenTechnical

OT-2026-000010016

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000010016) never changes.

Identity and time

Publication numberOT-2026-000010016 · never reused
Internal UUID01a0ae6b-cb79-7981-a5aa-59eae4a170c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010016
StatusPUBLIC

Content hashes

Canonical text322220c834a1b8f6c726a078020a7b02d36c6fe4be7929c922bfebb2c95b2ead
Markdown428b036451717c2e8fe3f528c07a80739579cbabb91edbf99be431b07285862a
PDF
Publication page17e603ebfa838aec3b8d04668d47cdcf5b389dc7d659560c6eb9466c14607c76
Manifestbaa3106bc9c10e2e0ea03199ec7345ede7f9f9d6fdef080532de670b0e6eacba

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
SignatureS2Bf7nE0ImYPc6UbdboLCKqJybHXyM781cRPxgK4OwrutzJgxB9cRzqP/lPL3l52TjGynZ1jzrL1RMAXo7QiCA==
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

2026-09-17T12:16:04.240954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010016
observed 17e603ebfa838aec3b8d04668d47cdcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:04.218057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010016/manifest.json
observed baa3106bc9c10e2e0ea03199ec7345ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:04.197678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010016/publication.md
observed 428b036451717c2e8fe3f528c07a8073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:04.177682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010016/publication.txt
observed 322220c834a1b8f6c726a078020a7b02...
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.