OpenTechnical

OT-2026-000034293

Publication integrity record

Single cup vacuum gripper, common isolation valve, two 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-2026-000034293) never changes.

Identity and time

Publication numberOT-2026-000034293 · never reused
Internal UUID01a0ae75-df0e-7e76-959c-445eeb5d3567 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034293
StatusPUBLIC

Content hashes

Canonical textaee4c162acdf9c4ff031d038658eb0d08d6f0e06bf8c91c61cb8b3ef29763dc4
Markdown5524661a24de98a37d40d919e9dda7148a16504ed36e5f5db3858f55780d8026
PDF
Publication pagef38a17982eef7d91a71d30cd7a6954790efe651b0b36bd22325766235414c610
Manifest50fd8af0d60488a941381b24f98b691fae56b83fc18693ec6dbca09e4c9037d6

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
Signature0iOexl3DCw3O/Udmo+kICauxVaP90iULVm3rp4cHFYX+2xe3LSS4Z4jKrNUi8PG6sgRPP9b8sOO8bOLaU2G1DQ==
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

2026-09-17T11:30:58.885682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034293
observed f38a17982eef7d91a71d30cd7a695479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.870692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034293/manifest.json
observed 50fd8af0d60488a941381b24f98b691f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.853724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034293/publication.md
observed 5524661a24de98a37d40d919e9dda714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.837715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034293/publication.txt
observed aee4c162acdf9c4ff031d038658eb0d0...
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.