OpenTechnical

OT-2026-000035129

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000035129) never changes.

Identity and time

Publication numberOT-2026-000035129 · never reused
Internal UUID01a0ae76-6a1d-790b-9141-11049ff4610e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035129
StatusPUBLIC

Content hashes

Canonical text6aa9dc26929986817a0b9e55297cf36a91d7e66acfd45aeb400e6d87e7784d2e
Markdownfd08b7f310b21d2b21c0f87e1afa00a858b723081fdb80e22d102225bc8edf1b
PDF
Publication pagee6bfde55c083ccf4535b3ec27a5056cb40abf8bc4c698da9cc2b10142e19a3d4
Manifest19110aa0c906d0d1a29c60690b6962a595484e56b176024d79f6efea0994e776

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
SignatureyJ1KIbyFyM4DUt0V2fT53QbxToyVgAQdfrFbaJUNd2Pj3zg5lM1CpVsUZSeTCVl0n93pRZZnLPOCCbDcTUArDg==
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

2026-09-17T11:28:12.814804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035129
observed e6bfde55c083ccf4535b3ec27a5056cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.796730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035129/manifest.json
observed 19110aa0c906d0d1a29c60690b6962a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.777465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035129/publication.md
observed fd08b7f310b21d2b21c0f87e1afa00a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:12.762023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035129/publication.txt
observed 6aa9dc26929986817a0b9e55297cf36a...
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.