OpenTechnical

OT-2026-000077565

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000077565) never changes.

Identity and time

Publication numberOT-2026-000077565 · never reused
Internal UUID01a0ae95-2ece-7119-a177-18e3ae39edbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077565
StatusPUBLIC

Content hashes

Canonical text6620013ec50a5c2270c7d95877c66b44d802d8ec683fb765bda96270aef9f12d
Markdownd0cc1f8f847d269dc232feea7b852392467761a5fe1f7bd8882566712207c8f3
PDF
Publication page43938f198ff808e30cafee0d77ab06344558460876018456b4e8ac6a483f59d3
Manifeste9197d47d4750da58ea2d1fc10e872032c4410de565f22b74f6b47685d1e55db

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
Signature0J61xPg/xxMKeq/eCql+6Ohm0H3ZH6YoJ7g2M6DpsE7+Jgyr5mtU+41o7k5cPiL8gU/lQotjXqoQHMkNgGBWDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:07:02.640847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077565
observed 43938f198ff808e30cafee0d77ab0634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:02.621443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077565/manifest.json
observed e9197d47d4750da58ea2d1fc10e87203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:02.596007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077565/publication.md
observed d0cc1f8f847d269dc232feea7b852392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:02.576092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077565/publication.txt
observed 6620013ec50a5c2270c7d95877c66b44...
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.