OpenTechnical

OT-2026-000064820

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000064820) never changes.

Identity and time

Publication numberOT-2026-000064820 · never reused
Internal UUID01a0ae8d-debb-7199-b2da-ccc425b532a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064820
StatusPUBLIC

Content hashes

Canonical text035f49565e78e703b0b783e1dc3d18511b153ef029da20df419ff7b23bd0f48e
Markdown85c2ff3aa43bfac0f625d90c51a982bdf5ca11c85930a8e1b383d9c056227a62
PDF
Publication pagef9687cd91231f187e6840eb7b4a9a3ed7361192fc1f1a15267d720a3ef856d84
Manifest653eca1f2fb7e05c3f95c6380a2efc1947da29d692bf540468f18b6ab1cd322b

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
SignatureRGYsSZOWjlqzWgMNVOu5NylfMZHwSMKm2IUpVo2FYyj3bsatp18hIXGxAVhzURlasFgiXkY2EtX4PMZ2lxU5Dg==
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

2026-09-17T10:35:43.525411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064820
observed f9687cd91231f187e6840eb7b4a9a3ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.507658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064820/manifest.json
observed 653eca1f2fb7e05c3f95c6380a2efc19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.491325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064820/publication.md
observed 85c2ff3aa43bfac0f625d90c51a982bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.474541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064820/publication.txt
observed 035f49565e78e703b0b783e1dc3d1851...
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.