OpenTechnical

OT-2026-000011095

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, vented 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-2026-000011095) never changes.

Identity and time

Publication numberOT-2026-000011095 · never reused
Internal UUID01a0ae6c-540f-77f9-8586-92566ee78538 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011095
StatusPUBLIC

Content hashes

Canonical text1658b3f6085cfbb0ed462da59df8172b195dfdd43b6da2b66d3894dff61798e3
Markdownf496be7c4f8e530ceb6741e21be11c25bfcb760f74091fd7a1ee05fbb8f338d6
PDF
Publication page4a75504a5203907c9423e86fee7c7d80a9dcba9f51dfbb097290fab426e5fe26
Manifest00a0ba494816d8e2e5353255c48cc3fb2f3945632ccbebd19a08ee6a5b98558a

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
SignatureZJQuJlmV9SR5o/Hin5c0/q8stQUGo84X6Fhv/m0RDlhvK7e85X26W/iTczAKAAL6XFtHngI2Vayggnfy8iyUAw==
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

2026-09-17T12:13:56.352247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011095
observed 4a75504a5203907c9423e86fee7c7d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:56.331333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011095/manifest.json
observed 00a0ba494816d8e2e5353255c48cc3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:56.312551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011095/publication.md
observed f496be7c4f8e530ceb6741e21be11c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:56.294013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011095/publication.txt
observed 1658b3f6085cfbb0ed462da59df8172b...
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.