OpenTechnical

OT-2026-000030794

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000030794) never changes.

Identity and time

Publication numberOT-2026-000030794 · never reused
Internal UUID01a0ae74-3fb4-7b8b-880c-6a1de4e590e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030794
StatusPUBLIC

Content hashes

Canonical text24a44fdce5f11495732e1d2ad4e088c903800d781bf1e219569e0885748f42fd
Markdown89dc96a2ad13c1e22ed9e7279dc851572d1f806d634e8c292921ce1267d29508
PDF
Publication page2100b22c57ceb970b0eb34ad3c5b6294e70f74c4c8106323149cb76e2158100b
Manifest5f099d06e9e21cb88ccb0cebf38d53cb2720bd11c3533fac648bd728f7c3f6cd

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
Signatureltl+tG0P9JZ7NfqqSbDUBx9dalZBIRaDEwKE7rPprRv050iiSMnFvZ9PabHqNjEeFgkjla8PgXT0YVqcPS3bDw==
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

2026-09-17T11:36:45.581395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030794
observed 2100b22c57ceb970b0eb34ad3c5b6294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:45.565443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030794/manifest.json
observed 5f099d06e9e21cb88ccb0cebf38d53cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:45.546254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030794/publication.md
observed 89dc96a2ad13c1e22ed9e7279dc85157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:45.526373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030794/publication.txt
observed 24a44fdce5f11495732e1d2ad4e088c9...
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.