OpenTechnical

OT-2026-000050692

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000050692) never changes.

Identity and time

Publication numberOT-2026-000050692 · never reused
Internal UUID01a0ae82-c7b0-72a0-b7d8-9bc2a60ac394 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050692
StatusPUBLIC

Content hashes

Canonical text98974a7b93cf8f10350c1dd92af6039f6482c6c5bb2184ebd7b70be14a19ee71
Markdown17fd23b31c5c3e41738a841519b0885243d4d41126e6d377303ac3f353c35549
PDF
Publication pageb7c0dc70686c54a31054cc9b483be3799354867ce3a832ea0b84dd1e79e52564
Manifest8b82d515f49dee6c24755146a62477033d990167465048a303e5570dd9652bc6

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
Signature8JlQf5fyzFHDgl8gFIu/0NqDOkP710H3l23zf4AT8DE/wrnrMUS4KQMMPZGi0fviY9yAjHYpCaEDfgTBCy/UDg==
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

2026-09-17T10:59:24.206854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050692
observed b7c0dc70686c54a31054cc9b483be379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:24.189421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050692/manifest.json
observed 8b82d515f49dee6c24755146a6247703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:24.171462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050692/publication.md
observed 17fd23b31c5c3e41738a841519b08852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:24.153862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050692/publication.txt
observed 98974a7b93cf8f10350c1dd92af6039f...
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.