OpenTechnical

OT-2026-000062689

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000062689) never changes.

Identity and time

Publication numberOT-2026-000062689 · never reused
Internal UUID01a0ae8c-6388-7e6a-8182-385c46284ab0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062689
StatusPUBLIC

Content hashes

Canonical text814d4ae947cfd091be76df3801fe305071a14cfc4d921d0ca4aeabda50a053fc
Markdownc41fc3c2cc7db46d51cf654e352f22a3d5ce94014013241c903d0550223eb1f4
PDF
Publication page31c38b7656756ba58ecbf5897f0ed7921b7358213e29a81478b77b05abc813c0
Manifest3b6ae00e6a6e1cff29d084b75576257db3befec4e5e9498e07dfb585a0b15f03

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
SignatureLP3lLejyRmq2Oz+ela8WFMgP+ErqgVy7+tcXW5we5wtKA9III/qmOYVMFqH8sVLL+Srnd0H0/5Se6aq4RW7pAg==
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

2026-09-17T10:39:14.955057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062689
observed 31c38b7656756ba58ecbf5897f0ed792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.938462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062689/manifest.json
observed 3b6ae00e6a6e1cff29d084b75576257d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.922878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062689/publication.md
observed c41fc3c2cc7db46d51cf654e352f22a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.906988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062689/publication.txt
observed 814d4ae947cfd091be76df3801fe3050...
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.