OpenTechnical

OT-2026-000063892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063892) never changes.

Identity and time

Publication numberOT-2026-000063892 · never reused
Internal UUID01a0ae8d-53bb-79cb-ad83-8bc7fbd1a729 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063892
StatusPUBLIC

Content hashes

Canonical textd4345fcd70b54a21ffaa04cb770ab3d40d219a094e36d6753e585fd553188142
Markdown081033fe07bbe9931d113d28135a0e54e4d1326048ecbbfaa012cec751694af6
PDF
Publication page2dab5c3870c26c49c5d6a1e9df4b7672e51162befc7c03ce6f873e580d3f8a5a
Manifestf0bc432de9ab63dbb86341c95188485fca9e5ad8fa6e788747f6011f8bac6ac5

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
SignatureLcxDPFNt6r5v4GR9HpmEpzfQ0BOvz9LcsmT6M4055PiKhF5xIjyXWMLzp4reDzVxbT2f5DsA/6FG8IwiSGQsBQ==
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

2026-09-17T10:36:56.204419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063892
observed 2dab5c3870c26c49c5d6a1e9df4b7672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:56.183842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063892/manifest.json
observed f0bc432de9ab63dbb86341c95188485f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:56.167070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063892/publication.md
observed 081033fe07bbe9931d113d28135a0e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:56.150343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063892/publication.txt
observed d4345fcd70b54a21ffaa04cb770ab3d4...
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.