OpenTechnical

OT-2026-000084118

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000084118) never changes.

Identity and time

Publication numberOT-2026-000084118 · never reused
Internal UUID01a0ae98-5b5f-7b35-bb93-ef9708416722 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084118
StatusPUBLIC

Content hashes

Canonical text326fc5f29584ba25d5b3d8115de8c812ead096fbabe47c90822dd5525be96074
Markdown793324d2e30d81d1218a31973cdd4d4a4f8ea6f7214179f17cb04c4efa96ec0a
PDF
Publication page5d48a2ad3e0b34e9a0d85235fe928f9bcafd93a76a5fd50642eb0b965f1d823a
Manifest142c78afacdb80a6d684802222556fa119d1f732a276dbea32ddaf3183e6bf8c

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
Signaturen4W65FxSn1UNkn55VeGhENMPVvLS/QC1gLRHFVf6eUbWtso+hG9XGLlxhPJjiqfDYWN0PKWJpWYFI3HOR7ZHAw==
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

2026-09-17T09:55:52.629926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084118
observed 5d48a2ad3e0b34e9a0d85235fe928f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:52.611267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084118/manifest.json
observed 142c78afacdb80a6d684802222556fa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:52.592809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084118/publication.md
observed 793324d2e30d81d1218a31973cdd4d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:52.573894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084118/publication.txt
observed 326fc5f29584ba25d5b3d8115de8c812...
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.