OpenTechnical

OT-2026-000006116

Publication integrity record

Vacuum cup gripper, three stage ejector, contact triggered, sustained 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-2026-000006116) never changes.

Identity and time

Publication numberOT-2026-000006116 · never reused
Internal UUID01a0a94f-df4e-7c65-b70d-bfb4e23f09e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:59.153190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006116
StatusPUBLIC

Content hashes

Canonical text01b02d074f921876510a4c55eaa977470bb4a4cb25254ea13b50897849bd618f
Markdown88bd15c25dff656b645ff5bf8f9f5ca09e3ab1bc37cf9c36bfb8f8a5aad1d734
PDF
Publication page6bdee1632b00d15b5b169ab67df00bdd5ad018951d8a359011d23334dc072573
Manifestde74325150931d26ad268702a56fc8fcc5a21a2efce944d0563d5cd43499a10f

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
Signature70U0LbP07pyyB4ljmBQScYy49vOJGQwWTRU3LDAYHAsy+nwsNNuU+Zjd2NX+pPLtd53I2Aj9YUkOpFlhPuOVCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:25.688814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006116
observed 6bdee1632b00d15b5b169ab67df00bdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:25.675433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006116/manifest.json
observed de74325150931d26ad268702a56fc8fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:25.661399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006116/publication.md
observed 88bd15c25dff656b645ff5bf8f9f5ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:25.649100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006116/publication.txt
observed 01b02d074f921876510a4c55eaa97747...
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.