OpenTechnical

OT-2026-000088442

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000088442) never changes.

Identity and time

Publication numberOT-2026-000088442 · never reused
Internal UUID01a0ae9b-5d27-76a0-9719-aba8204cf0ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088442
StatusPUBLIC

Content hashes

Canonical texte3eae423ad2724e2e21ca3827727414e0e3f538c331c4c37ed79984931d84e9f
Markdown6e4e9e60b614d06f48def8090029cc50b38d2b75cbc09db32404d6a2a4a1d6c6
PDF
Publication paged8ac7b157a070445dd3c1020569603e8fa1a5fb449d80d723d2e448761f11de1
Manifestc011856b5114b4a6762a702ed9bc886987586a81e47afe77551584232e0d302e

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
SignaturenUnVIPwQOoLmRI7EA2v1Xdq9q4INVxIp6NNFa5nUJl6fAHRCGybUMhPHZe6ebFmibdD0quf8JblXP8GyDjMGDg==
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

2026-09-17T09:48:49.148004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088442
observed d8ac7b157a070445dd3c1020569603e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:49.130516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088442/manifest.json
observed c011856b5114b4a6762a702ed9bc8869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:49.111906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088442/publication.md
observed 6e4e9e60b614d06f48def8090029cc50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:49.093357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088442/publication.txt
observed e3eae423ad2724e2e21ca3827727414e...
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.