OpenTechnical

OT-2026-000015759

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000015759) never changes.

Identity and time

Publication numberOT-2026-000015759 · never reused
Internal UUID01a0ae6e-0c4c-7a94-9c17-a1dcca3922a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015759
StatusPUBLIC

Content hashes

Canonical textf236dbe73253e8141a47b25a5f9b7e64097ba6b9ee3a652439a84bc8f414f331
Markdown2fef4f6c17b24696c1b6fc48aa34e8618a31804959984baaec2a0a6ea6f66fa9
PDF
Publication page18bc488769b19d6ef62d76b9b01d651526155218b232663d441f582abd094962
Manifest0aa24fc582270d6abbe5037f93998163a12406ed4d159edf41986f0a04e86990

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
SignaturetjsEENx/5mBioXS45NTMGpP61okRVSjY/iYC3Rc8YsSxLNWJLgOTv/MEjauahkBRImAY2IiS7T741pDlVj4EDQ==
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

2026-09-17T12:05:03.259581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015759
observed 18bc488769b19d6ef62d76b9b01d6515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.240239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015759/manifest.json
observed 0aa24fc582270d6abbe5037f93998163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.223900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015759/publication.md
observed 2fef4f6c17b24696c1b6fc48aa34e861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.207491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015759/publication.txt
observed f236dbe73253e8141a47b25a5f9b7e64...
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.