OpenTechnical

OT-2026-000032924

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000032924) never changes.

Identity and time

Publication numberOT-2026-000032924 · never reused
Internal UUID01a0ae75-4842-7968-a4ec-711acdecf042 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032924
StatusPUBLIC

Content hashes

Canonical text94c5e737d9b1a911e53318fc2e8e85a9b2cb5226bc09780c62d604fa0de5eb7d
Markdownd2da0041dae41cf52a7992f2e71edc17e8fc33949a09d4745413f0ca472c23e0
PDF
Publication pageb97c40f21e449505b4dcc5686d5062c326192e8f1d3cd8551b76eabcedbad0c5
Manifest2bf488304a11352cf82aeaca6555dd7bcef9537a35b5caf7c426d05623a6c4ea

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
SignatureydXK7BRMSgM7Rrw0zT4OsjS97VILv80Qlb8YgSlppSW8e0UrmKpwVJsJTAUpIbAG36VnrF0YAg3nCaxYpzmpAA==
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

2026-09-17T11:32:31.179718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032924
observed b97c40f21e449505b4dcc5686d5062c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.160838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032924/manifest.json
observed 2bf488304a11352cf82aeaca6555dd7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.140285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032924/publication.md
observed d2da0041dae41cf52a7992f2e71edc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:31.120184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032924/publication.txt
observed 94c5e737d9b1a911e53318fc2e8e85a9...
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.