OpenTechnical

OT-2026-000070257

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, 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-2026-000070257) never changes.

Identity and time

Publication numberOT-2026-000070257 · never reused
Internal UUID01a0ae91-545e-7c67-82c4-f993c1b0d179 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070257
StatusPUBLIC

Content hashes

Canonical text711aba4a4e62da7d6172cdb6ca5810cd4f5d5f0e0ed2daa9d7e070b08374c364
Markdown8b8c4b5a5da21151b7eeac71776e58bb2971aef0295c56e6e08a406276a80802
PDF
Publication page8438ba6ee4f094c1b68861a2ec16f86aa45da1f564791d2d80ea1abc8c5a0fae
Manifestdc4755ed531b7909171ae4bd90bbe7d8da33f6c74ad29f25f3467d99b178a9ca

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
SignaturekZGI4+cUsPnAx98qdY26z4b5pHJ5vm+lhzxXtpzH4shUXYzhblV15ttmCBpxEFgLfotX4kULm+629JfAm0WECA==
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

2026-09-17T10:26:02.192061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070257
observed 8438ba6ee4f094c1b68861a2ec16f86a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.172765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070257/manifest.json
observed dc4755ed531b7909171ae4bd90bbe7d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.155177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070257/publication.md
observed 8b8c4b5a5da21151b7eeac71776e58bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.140128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070257/publication.txt
observed 711aba4a4e62da7d6172cdb6ca5810cd...
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.