OpenTechnical

OT-2026-000082458

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000082458) never changes.

Identity and time

Publication numberOT-2026-000082458 · never reused
Internal UUID01a0ae97-4d97-73f0-8c4f-022041a2f36d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082458
StatusPUBLIC

Content hashes

Canonical text5e329506c3f704fa5d0b9a5bcf053632fbfcc0f080d1be36e95eee01a4250357
Markdown01b13737c5f8ac7ac543abf6dee2a0e81986bfad2ffe6fddfc8c0e723ab0966d
PDF
Publication page1cab311bd371b99872950310c02569eea036dd80ab965347f533020b01e45e64
Manifest2d84d0191e6004013b00017fa8339cc98f6b9f0d4db3917d2bda57fcf8cd64fa

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
SignatureMoGSoOd3uHGIGSKUfNRHkNYP0dDb5wXGCyn1QBOJh14p3Vs3sdJRotbvNYg258Pv2Ct5I8bAWyM5A6is2t4XCQ==
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

2026-09-17T09:59:27.565148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082458
observed 1cab311bd371b99872950310c02569ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.547183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082458/manifest.json
observed 2d84d0191e6004013b00017fa8339cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.530966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082458/publication.md
observed 01b13737c5f8ac7ac543abf6dee2a0e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.514079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082458/publication.txt
observed 5e329506c3f704fa5d0b9a5bcf053632...
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.