OpenTechnical

OT-2026-000015622

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000015622) never changes.

Identity and time

Publication numberOT-2026-000015622 · never reused
Internal UUID01a0ae6e-0c4b-77ec-9f51-1e186608924b · 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-2026-000015622
StatusPUBLIC

Content hashes

Canonical text93fd8c4f3b999696c56201723f30688e0b90753fe64ddbc1ad9c92f1274c4021
Markdown61eebfa3b882e8764fa1a41082762fde7f3a5745e4f97f668aac3947e12c114b
PDF
Publication pagea467b9cc5530c8ced28ce7db59450220054481257181b33d53cb443290a1b167
Manifest772f69abd86cc086d09ad071b237323acd73792cd90b7e8b89233f4bbe81c8ef

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
Signaturexm2YxmApCeX7WlQvIKEoEh2hOSrem8VfjWxPrnOnjVmOnUOr57yluK1QFHVVjEq3UwkyBvH4qEReBrH1b78uAg==
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

2026-09-17T12:04:52.300864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015622
observed a467b9cc5530c8ced28ce7db59450220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:52.283250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015622/manifest.json
observed 772f69abd86cc086d09ad071b237323a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:52.266955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015622/publication.md
observed 61eebfa3b882e8764fa1a41082762fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:52.249304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015622/publication.txt
observed 93fd8c4f3b999696c56201723f30688e...
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.